Home / 87,392.01-131,088.02-27,429.74

Finding the Fourth Proportional to 87,392.01, 131,088.02 and 27,429.74

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Solution

The fourth proportional to 87,392.01, 131,088.02 and 27,429.74 is: 41,144.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,392.01 : 131,088.02 = 27,429.74 : x
  2. Step 2: Convert to fraction form
    87,392.01/131,088.02 = 27,429.74/x
  3. Step 3: Cross multiply
    87,392.01x = 131,088.02 × 27,429.74
  4. Step 4: Simplify right side
    87,392.01x = 3,595,710,159.00
  5. Step 5: Solve for x
    x = 3,595,710,159.00/87,392.01
  6. Step 6: Final answer
    x = 41,144.61

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1.5x scale

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.