Home / 292,545.26-438,976.65-124,160.30

Finding the Fourth Proportional to 292,545.26, 438,976.65 and 124,160.30

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Solution

The fourth proportional to 292,545.26, 438,976.65 and 124,160.30 is: 186,307.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,545.26 : 438,976.65 = 124,160.30 : x
  2. Step 2: Convert to fraction form
    292,545.26/438,976.65 = 124,160.30/x
  3. Step 3: Cross multiply
    292,545.26x = 438,976.65 × 124,160.30
  4. Step 4: Simplify right side
    292,545.26x = 54,503,472,557.00
  5. Step 5: Solve for x
    x = 54,503,472,557.00/292,545.26
  6. Step 6: Final answer
    x = 186,307.83

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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.