Home / 87,001.44-130,545.36-34,448.64

Finding the Fourth Proportional to 87,001.44, 130,545.36 and 34,448.64

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Solution

The fourth proportional to 87,001.44, 130,545.36 and 34,448.64 is: 51,690.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,001.44 : 130,545.36 = 34,448.64 : x
  2. Step 2: Convert to fraction form
    87,001.44/130,545.36 = 34,448.64/x
  3. Step 3: Cross multiply
    87,001.44x = 130,545.36 × 34,448.64
  4. Step 4: Simplify right side
    87,001.44x = 4,497,110,110.31
  5. Step 5: Solve for x
    x = 4,497,110,110.31/87,001.44
  6. Step 6: Final answer
    x = 51,690.07

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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.