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Finding the Fourth Proportional to 24,929.16, 34,406.04 and 15,500.76

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Solution

The fourth proportional to 24,929.16, 34,406.04 and 15,500.76 is: 21,393.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,929.16 : 34,406.04 = 15,500.76 : x
  2. Step 2: Convert to fraction form
    24,929.16/34,406.04 = 15,500.76/x
  3. Step 3: Cross multiply
    24,929.16x = 34,406.04 × 15,500.76
  4. Step 4: Simplify right side
    24,929.16x = 533,319,768.59
  5. Step 5: Solve for x
    x = 533,319,768.59/24,929.16
  6. Step 6: Final answer
    x = 21,393.41

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.