Home / 134,948.33-202,545.95-68,434.37

Finding the Fourth Proportional to 134,948.33, 202,545.95 and 68,434.37

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Solution

The fourth proportional to 134,948.33, 202,545.95 and 68,434.37 is: 102,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,948.33 : 202,545.95 = 68,434.37 : x
  2. Step 2: Convert to fraction form
    134,948.33/202,545.95 = 68,434.37/x
  3. Step 3: Cross multiply
    134,948.33x = 202,545.95 × 68,434.37
  4. Step 4: Simplify right side
    134,948.33x = 13,861,103,129.40
  5. Step 5: Solve for x
    x = 13,861,103,129.40/134,948.33
  6. Step 6: Final answer
    x = 102,714.15

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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.