Home / 87,325.11-130,878.14-37,346.54

Finding the Fourth Proportional to 87,325.11, 130,878.14 and 37,346.54

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Solution

The fourth proportional to 87,325.11, 130,878.14 and 37,346.54 is: 55,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,325.11 : 130,878.14 = 37,346.54 : x
  2. Step 2: Convert to fraction form
    87,325.11/130,878.14 = 37,346.54/x
  3. Step 3: Cross multiply
    87,325.11x = 130,878.14 × 37,346.54
  4. Step 4: Simplify right side
    87,325.11x = 4,887,844,849.51
  5. Step 5: Solve for x
    x = 4,887,844,849.51/87,325.11
  6. Step 6: Final answer
    x = 55,972.96

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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.