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Finding the Fourth Proportional to 62,163,946.80, 93,245,920.20 and 48,559,057.20

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Solution

The fourth proportional to 62,163,946.80, 93,245,920.20 and 48,559,057.20 is: 72,838,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,163,946.80 : 93,245,920.20 = 48,559,057.20 : x
  2. Step 2: Convert to fraction form
    62,163,946.80/93,245,920.20 = 48,559,057.20/x
  3. Step 3: Cross multiply
    62,163,946.80x = 93,245,920.20 × 48,559,057.20
  4. Step 4: Simplify right side
    62,163,946.80x = 4,527,933,972,658,436
  5. Step 5: Solve for x
    x = 4,527,933,972,658,436/62,163,946.80
  6. Step 6: Final answer
    x = 72,838,585.80

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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.