Home / 99,410.46-137,182.33-54,088.62

Finding the Fourth Proportional to 99,410.46, 137,182.33 and 54,088.62

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Solution

The fourth proportional to 99,410.46, 137,182.33 and 54,088.62 is: 74,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,410.46 : 137,182.33 = 54,088.62 : x
  2. Step 2: Convert to fraction form
    99,410.46/137,182.33 = 54,088.62/x
  3. Step 3: Cross multiply
    99,410.46x = 137,182.33 × 54,088.62
  4. Step 4: Simplify right side
    99,410.46x = 7,420,002,918.08
  5. Step 5: Solve for x
    x = 7,420,002,918.08/99,410.46
  6. Step 6: Final answer
    x = 74,640.06

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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.