Home / 87,153.15-130,784.91-37,233.48

Finding the Fourth Proportional to 87,153.15, 130,784.91 and 37,233.48

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Solution

The fourth proportional to 87,153.15, 130,784.91 and 37,233.48 is: 55,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,153.15 : 130,784.91 = 37,233.48 : x
  2. Step 2: Convert to fraction form
    87,153.15/130,784.91 = 37,233.48/x
  3. Step 3: Cross multiply
    87,153.15x = 130,784.91 × 37,233.48
  4. Step 4: Simplify right side
    87,153.15x = 4,869,577,330.79
  5. Step 5: Solve for x
    x = 4,869,577,330.79/87,153.15
  6. Step 6: Final answer
    x = 55,873.80

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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.