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Finding the Fourth Proportional to 65,191,568.00, 89,874,469.02 and 52,005,499.61

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Solution

The fourth proportional to 65,191,568.00, 89,874,469.02 and 52,005,499.61 is: 71,695,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,191,568.00 : 89,874,469.02 = 52,005,499.61 : x
  2. Step 2: Convert to fraction form
    65,191,568.00/89,874,469.02 = 52,005,499.61/x
  3. Step 3: Cross multiply
    65,191,568.00x = 89,874,469.02 × 52,005,499.61
  4. Step 4: Simplify right side
    65,191,568.00x = 4,673,966,663,119,194
  5. Step 5: Solve for x
    x = 4,673,966,663,119,194/65,191,568.00
  6. Step 6: Final answer
    x = 71,695,877.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.