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Finding the Fourth Proportional to 89,592,401.80, 134,388,602.70 and 29,014,251.40

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Solution

The fourth proportional to 89,592,401.80, 134,388,602.70 and 29,014,251.40 is: 43,521,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,592,401.80 : 134,388,602.70 = 29,014,251.40 : x
  2. Step 2: Convert to fraction form
    89,592,401.80/134,388,602.70 = 29,014,251.40/x
  3. Step 3: Cross multiply
    89,592,401.80x = 134,388,602.70 × 29,014,251.40
  4. Step 4: Simplify right side
    89,592,401.80x = 3,899,184,704,032,518
  5. Step 5: Solve for x
    x = 3,899,184,704,032,518/89,592,401.80
  6. Step 6: Final answer
    x = 43,521,377.10

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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.