Home / 156,329.60-234,491.12-38,001.56

Finding the Fourth Proportional to 156,329.60, 234,491.12 and 38,001.56

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Solution

The fourth proportional to 156,329.60, 234,491.12 and 38,001.56 is: 57,001.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,329.60 : 234,491.12 = 38,001.56 : x
  2. Step 2: Convert to fraction form
    156,329.60/234,491.12 = 38,001.56/x
  3. Step 3: Cross multiply
    156,329.60x = 234,491.12 × 38,001.56
  4. Step 4: Simplify right side
    156,329.60x = 8,911,028,366.15
  5. Step 5: Solve for x
    x = 8,911,028,366.15/156,329.60
  6. Step 6: Final answer
    x = 57,001.54

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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.