Home / 234,490.23-351,698.59-74,545.20

Finding the Fourth Proportional to 234,490.23, 351,698.59 and 74,545.20

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Solution

The fourth proportional to 234,490.23, 351,698.59 and 74,545.20 is: 111,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,490.23 : 351,698.59 = 74,545.20 : x
  2. Step 2: Convert to fraction form
    234,490.23/351,698.59 = 74,545.20/x
  3. Step 3: Cross multiply
    234,490.23x = 351,698.59 × 74,545.20
  4. Step 4: Simplify right side
    234,490.23x = 26,217,441,824.45
  5. Step 5: Solve for x
    x = 26,217,441,824.45/234,490.23
  6. Step 6: Final answer
    x = 111,806.12

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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.