Home / 156,637.38-234,956.10-38,307.30

Finding the Fourth Proportional to 156,637.38, 234,956.10 and 38,307.30

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Solution

The fourth proportional to 156,637.38, 234,956.10 and 38,307.30 is: 57,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,637.38 : 234,956.10 = 38,307.30 : x
  2. Step 2: Convert to fraction form
    156,637.38/234,956.10 = 38,307.30/x
  3. Step 3: Cross multiply
    156,637.38x = 234,956.10 × 38,307.30
  4. Step 4: Simplify right side
    156,637.38x = 9,000,533,809.53
  5. Step 5: Solve for x
    x = 9,000,533,809.53/156,637.38
  6. Step 6: Final answer
    x = 57,460.96

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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.