Home / 86,598.59-129,887.15-23,423.85

Finding the Fourth Proportional to 86,598.59, 129,887.15 and 23,423.85

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Solution

The fourth proportional to 86,598.59, 129,887.15 and 23,423.85 is: 35,132.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,598.59 : 129,887.15 = 23,423.85 : x
  2. Step 2: Convert to fraction form
    86,598.59/129,887.15 = 23,423.85/x
  3. Step 3: Cross multiply
    86,598.59x = 129,887.15 × 23,423.85
  4. Step 4: Simplify right side
    86,598.59x = 3,042,457,001.41
  5. Step 5: Solve for x
    x = 3,042,457,001.41/86,598.59
  6. Step 6: Final answer
    x = 35,132.87

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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.