Home / 86,755.38-130,133.13-24,425.88

Finding the Fourth Proportional to 86,755.38, 130,133.13 and 24,425.88

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Solution

The fourth proportional to 86,755.38, 130,133.13 and 24,425.88 is: 36,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,755.38 : 130,133.13 = 24,425.88 : x
  2. Step 2: Convert to fraction form
    86,755.38/130,133.13 = 24,425.88/x
  3. Step 3: Cross multiply
    86,755.38x = 130,133.13 × 24,425.88
  4. Step 4: Simplify right side
    86,755.38x = 3,178,616,217.40
  5. Step 5: Solve for x
    x = 3,178,616,217.40/86,755.38
  6. Step 6: Final answer
    x = 36,638.84

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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.