Home / 42,117.52-58,122.14-23,254.76

Finding the Fourth Proportional to 42,117.52, 58,122.14 and 23,254.76

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Solution

The fourth proportional to 42,117.52, 58,122.14 and 23,254.76 is: 32,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,117.52 : 58,122.14 = 23,254.76 : x
  2. Step 2: Convert to fraction form
    42,117.52/58,122.14 = 23,254.76/x
  3. Step 3: Cross multiply
    42,117.52x = 58,122.14 × 23,254.76
  4. Step 4: Simplify right side
    42,117.52x = 1,351,616,416.39
  5. Step 5: Solve for x
    x = 1,351,616,416.39/42,117.52
  6. Step 6: Final answer
    x = 32,091.55

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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.