Home / 55,500.18-83,251.05-18,060.45

Finding the Fourth Proportional to 55,500.18, 83,251.05 and 18,060.45

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Solution

The fourth proportional to 55,500.18, 83,251.05 and 18,060.45 is: 27,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,500.18 : 83,251.05 = 18,060.45 : x
  2. Step 2: Convert to fraction form
    55,500.18/83,251.05 = 18,060.45/x
  3. Step 3: Cross multiply
    55,500.18x = 83,251.05 × 18,060.45
  4. Step 4: Simplify right side
    55,500.18x = 1,503,551,425.97
  5. Step 5: Solve for x
    x = 1,503,551,425.97/55,500.18
  6. Step 6: Final answer
    x = 27,090.93

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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.