Home / 83,246,092.72-124,912,194.56-60,405,340.16

Finding the Fourth Proportional to 83,246,092.72, 124,912,194.56 and 60,405,340.16

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Solution

The fourth proportional to 83,246,092.72, 124,912,194.56 and 60,405,340.16 is: 90,639,252.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,246,092.72 : 124,912,194.56 = 60,405,340.16 : x
  2. Step 2: Convert to fraction form
    83,246,092.72/124,912,194.56 = 60,405,340.16/x
  3. Step 3: Cross multiply
    83,246,092.72x = 124,912,194.56 × 60,405,340.16
  4. Step 4: Simplify right side
    83,246,092.72x = 7,545,363,602,528,901
  5. Step 5: Solve for x
    x = 7,545,363,602,528,901/83,246,092.72
  6. Step 6: Final answer
    x = 90,639,252.32

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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.