Home / 37,099.50-55,665.45-13,719.66

Finding the Fourth Proportional to 37,099.50, 55,665.45 and 13,719.66

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Solution

The fourth proportional to 37,099.50, 55,665.45 and 13,719.66 is: 20,585.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,099.50 : 55,665.45 = 13,719.66 : x
  2. Step 2: Convert to fraction form
    37,099.50/55,665.45 = 13,719.66/x
  3. Step 3: Cross multiply
    37,099.50x = 55,665.45 × 13,719.66
  4. Step 4: Simplify right side
    37,099.50x = 763,711,047.75
  5. Step 5: Solve for x
    x = 763,711,047.75/37,099.50
  6. Step 6: Final answer
    x = 20,585.48

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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.