Home / 96,690.10-145,042.14-40,473.66

Finding the Fourth Proportional to 96,690.10, 145,042.14 and 40,473.66

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Solution

The fourth proportional to 96,690.10, 145,042.14 and 40,473.66 is: 60,713.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,690.10 : 145,042.14 = 40,473.66 : x
  2. Step 2: Convert to fraction form
    96,690.10/145,042.14 = 40,473.66/x
  3. Step 3: Cross multiply
    96,690.10x = 145,042.14 × 40,473.66
  4. Step 4: Simplify right side
    96,690.10x = 5,870,386,260.03
  5. Step 5: Solve for x
    x = 5,870,386,260.03/96,690.10
  6. Step 6: Final answer
    x = 60,713.42

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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.