Home / 86,222.34-129,333.60-27,062.64

Finding the Fourth Proportional to 86,222.34, 129,333.60 and 27,062.64

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Solution

The fourth proportional to 86,222.34, 129,333.60 and 27,062.64 is: 40,593.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,222.34 : 129,333.60 = 27,062.64 : x
  2. Step 2: Convert to fraction form
    86,222.34/129,333.60 = 27,062.64/x
  3. Step 3: Cross multiply
    86,222.34x = 129,333.60 × 27,062.64
  4. Step 4: Simplify right side
    86,222.34x = 3,500,108,656.70
  5. Step 5: Solve for x
    x = 3,500,108,656.70/86,222.34
  6. Step 6: Final answer
    x = 40,593.99

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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.