Home / 87,097.11-130,645.86-23,918.10

Finding the Fourth Proportional to 87,097.11, 130,645.86 and 23,918.10

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Solution

The fourth proportional to 87,097.11, 130,645.86 and 23,918.10 is: 35,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,097.11 : 130,645.86 = 23,918.10 : x
  2. Step 2: Convert to fraction form
    87,097.11/130,645.86 = 23,918.10/x
  3. Step 3: Cross multiply
    87,097.11x = 130,645.86 × 23,918.10
  4. Step 4: Simplify right side
    87,097.11x = 3,124,800,744.07
  5. Step 5: Solve for x
    x = 3,124,800,744.07/87,097.11
  6. Step 6: Final answer
    x = 35,877.20

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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.