Home / 87,176.48-130,815.17-36,570.98

Finding the Fourth Proportional to 87,176.48, 130,815.17 and 36,570.98

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Solution

The fourth proportional to 87,176.48, 130,815.17 and 36,570.98 is: 54,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,176.48 : 130,815.17 = 36,570.98 : x
  2. Step 2: Convert to fraction form
    87,176.48/130,815.17 = 36,570.98/x
  3. Step 3: Cross multiply
    87,176.48x = 130,815.17 × 36,570.98
  4. Step 4: Simplify right side
    87,176.48x = 4,784,038,965.77
  5. Step 5: Solve for x
    x = 4,784,038,965.77/87,176.48
  6. Step 6: Final answer
    x = 54,877.63

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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.