Home / 198,225.56-273,778.34-130,545.06

Finding the Fourth Proportional to 198,225.56, 273,778.34 and 130,545.06

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Solution

The fourth proportional to 198,225.56, 273,778.34 and 130,545.06 is: 180,301.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,225.56 : 273,778.34 = 130,545.06 : x
  2. Step 2: Convert to fraction form
    198,225.56/273,778.34 = 130,545.06/x
  3. Step 3: Cross multiply
    198,225.56x = 273,778.34 × 130,545.06
  4. Step 4: Simplify right side
    198,225.56x = 35,740,408,142.61
  5. Step 5: Solve for x
    x = 35,740,408,142.61/198,225.56
  6. Step 6: Final answer
    x = 180,301.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.