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Finding the Fourth Proportional to 58,711,602.80, 88,067,404.20 and 57,451,890.80

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Solution

The fourth proportional to 58,711,602.80, 88,067,404.20 and 57,451,890.80 is: 86,177,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,711,602.80 : 88,067,404.20 = 57,451,890.80 : x
  2. Step 2: Convert to fraction form
    58,711,602.80/88,067,404.20 = 57,451,890.80/x
  3. Step 3: Cross multiply
    58,711,602.80x = 88,067,404.20 × 57,451,890.80
  4. Step 4: Simplify right side
    58,711,602.80x = 5,059,638,889,137,861
  5. Step 5: Solve for x
    x = 5,059,638,889,137,861/58,711,602.80
  6. Step 6: Final answer
    x = 86,177,836.20

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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.