Home / 156,459.76-234,693.36-44,139.28

Finding the Fourth Proportional to 156,459.76, 234,693.36 and 44,139.28

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Solution

The fourth proportional to 156,459.76, 234,693.36 and 44,139.28 is: 66,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,459.76 : 234,693.36 = 44,139.28 : x
  2. Step 2: Convert to fraction form
    156,459.76/234,693.36 = 44,139.28/x
  3. Step 3: Cross multiply
    156,459.76x = 234,693.36 × 44,139.28
  4. Step 4: Simplify right side
    156,459.76x = 10,359,195,931.18
  5. Step 5: Solve for x
    x = 10,359,195,931.18/156,459.76
  6. Step 6: Final answer
    x = 66,209.97

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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.