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Finding the Fourth Proportional to 16,663.40, 24,970.44 and 7,294.76

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Solution

The fourth proportional to 16,663.40, 24,970.44 and 7,294.76 is: 10,931.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663.40 : 24,970.44 = 7,294.76 : x
  2. Step 2: Convert to fraction form
    16,663.40/24,970.44 = 7,294.76/x
  3. Step 3: Cross multiply
    16,663.40x = 24,970.44 × 7,294.76
  4. Step 4: Simplify right side
    16,663.40x = 182,153,366.89
  5. Step 5: Solve for x
    x = 182,153,366.89/16,663.40
  6. Step 6: Final answer
    x = 10,931.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.