Home / 156,686.10-234,640.35-125,582.10

Finding the Fourth Proportional to 156,686.10, 234,640.35 and 125,582.10

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Solution

The fourth proportional to 156,686.10, 234,640.35 and 125,582.10 is: 188,061.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,686.10 : 234,640.35 = 125,582.10 : x
  2. Step 2: Convert to fraction form
    156,686.10/234,640.35 = 125,582.10/x
  3. Step 3: Cross multiply
    156,686.10x = 234,640.35 × 125,582.10
  4. Step 4: Simplify right side
    156,686.10x = 29,466,627,897.74
  5. Step 5: Solve for x
    x = 29,466,627,897.74/156,686.10
  6. Step 6: Final answer
    x = 188,061.53

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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.