Home / 99,095.18-136,694.16-63,244.79

Finding the Fourth Proportional to 99,095.18, 136,694.16 and 63,244.79

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Solution

The fourth proportional to 99,095.18, 136,694.16 and 63,244.79 is: 87,241.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,095.18 : 136,694.16 = 63,244.79 : x
  2. Step 2: Convert to fraction form
    99,095.18/136,694.16 = 63,244.79/x
  3. Step 3: Cross multiply
    99,095.18x = 136,694.16 × 63,244.79
  4. Step 4: Simplify right side
    99,095.18x = 8,645,193,443.43
  5. Step 5: Solve for x
    x = 8,645,193,443.43/99,095.18
  6. Step 6: Final answer
    x = 87,241.31

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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.