Home / 87,032.43-130,555.57-37,112.96

Finding the Fourth Proportional to 87,032.43, 130,555.57 and 37,112.96

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Solution

The fourth proportional to 87,032.43, 130,555.57 and 37,112.96 is: 55,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,032.43 : 130,555.57 = 37,112.96 : x
  2. Step 2: Convert to fraction form
    87,032.43/130,555.57 = 37,112.96/x
  3. Step 3: Cross multiply
    87,032.43x = 130,555.57 × 37,112.96
  4. Step 4: Simplify right side
    87,032.43x = 4,845,304,041.95
  5. Step 5: Solve for x
    x = 4,845,304,041.95/87,032.43
  6. Step 6: Final answer
    x = 55,672.40

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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.