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Finding the Fourth Proportional to 88,573,658.30, 132,860,487.45 and 67,050,297.80

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Solution

The fourth proportional to 88,573,658.30, 132,860,487.45 and 67,050,297.80 is: 100,575,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,658.30 : 132,860,487.45 = 67,050,297.80 : x
  2. Step 2: Convert to fraction form
    88,573,658.30/132,860,487.45 = 67,050,297.80/x
  3. Step 3: Cross multiply
    88,573,658.30x = 132,860,487.45 × 67,050,297.80
  4. Step 4: Simplify right side
    88,573,658.30x = 8,908,335,249,375,662
  5. Step 5: Solve for x
    x = 8,908,335,249,375,662/88,573,658.30
  6. Step 6: Final answer
    x = 100,575,446.70

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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.