Home / 86,497.56-129,760.18-27,347.07

Finding the Fourth Proportional to 86,497.56, 129,760.18 and 27,347.07

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Solution

The fourth proportional to 86,497.56, 129,760.18 and 27,347.07 is: 41,024.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,497.56 : 129,760.18 = 27,347.07 : x
  2. Step 2: Convert to fraction form
    86,497.56/129,760.18 = 27,347.07/x
  3. Step 3: Cross multiply
    86,497.56x = 129,760.18 × 27,347.07
  4. Step 4: Simplify right side
    86,497.56x = 3,548,560,414.00
  5. Step 5: Solve for x
    x = 3,548,560,414.00/86,497.56
  6. Step 6: Final answer
    x = 41,024.98

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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.