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Finding the Fourth Proportional to 99,651,105.60, 149,476,658.40 and 95,824,730.40

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Solution

The fourth proportional to 99,651,105.60, 149,476,658.40 and 95,824,730.40 is: 143,737,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,651,105.60 : 149,476,658.40 = 95,824,730.40 : x
  2. Step 2: Convert to fraction form
    99,651,105.60/149,476,658.40 = 95,824,730.40/x
  3. Step 3: Cross multiply
    99,651,105.60x = 149,476,658.40 × 95,824,730.40
  4. Step 4: Simplify right side
    99,651,105.60x = 14,323,560,492,272,896
  5. Step 5: Solve for x
    x = 14,323,560,492,272,896/99,651,105.60
  6. Step 6: Final answer
    x = 143,737,095.60

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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.