Home / 59,125.10-88,687.65-45,905.90

Finding the Fourth Proportional to 59,125.10, 88,687.65 and 45,905.90

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Solution

The fourth proportional to 59,125.10, 88,687.65 and 45,905.90 is: 68,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,125.10 : 88,687.65 = 45,905.90 : x
  2. Step 2: Convert to fraction form
    59,125.10/88,687.65 = 45,905.90/x
  3. Step 3: Cross multiply
    59,125.10x = 88,687.65 × 45,905.90
  4. Step 4: Simplify right side
    59,125.10x = 4,071,286,392.14
  5. Step 5: Solve for x
    x = 4,071,286,392.14/59,125.10
  6. Step 6: Final answer
    x = 68,858.85

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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.