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Finding the Fourth Proportional to 59,314,648.80, 88,859,998.80 and 30,462,578.40

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Solution

The fourth proportional to 59,314,648.80, 88,859,998.80 and 30,462,578.40 is: 45,636,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,314,648.80 : 88,859,998.80 = 30,462,578.40 : x
  2. Step 2: Convert to fraction form
    59,314,648.80/88,859,998.80 = 30,462,578.40/x
  3. Step 3: Cross multiply
    59,314,648.80x = 88,859,998.80 × 30,462,578.40
  4. Step 4: Simplify right side
    59,314,648.80x = 2,706,904,680,068,905.50
  5. Step 5: Solve for x
    x = 2,706,904,680,068,905.50/59,314,648.80
  6. Step 6: Final answer
    x = 45,636,360.24

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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.