Home / 402,677.24-604,001.88-103,160.75

Finding the Fourth Proportional to 402,677.24, 604,001.88 and 103,160.75

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Solution

The fourth proportional to 402,677.24, 604,001.88 and 103,160.75 is: 154,737.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,677.24 : 604,001.88 = 103,160.75 : x
  2. Step 2: Convert to fraction form
    402,677.24/604,001.88 = 103,160.75/x
  3. Step 3: Cross multiply
    402,677.24x = 604,001.88 × 103,160.75
  4. Step 4: Simplify right side
    402,677.24x = 62,309,283,922.20
  5. Step 5: Solve for x
    x = 62,309,283,922.20/402,677.24
  6. Step 6: Final answer
    x = 154,737.54

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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.