Home / 60,177.48-90,265.20-20,733.72

Finding the Fourth Proportional to 60,177.48, 90,265.20 and 20,733.72

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Solution

The fourth proportional to 60,177.48, 90,265.20 and 20,733.72 is: 31,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,177.48 : 90,265.20 = 20,733.72 : x
  2. Step 2: Convert to fraction form
    60,177.48/90,265.20 = 20,733.72/x
  3. Step 3: Cross multiply
    60,177.48x = 90,265.20 × 20,733.72
  4. Step 4: Simplify right side
    60,177.48x = 1,871,533,382.54
  5. Step 5: Solve for x
    x = 1,871,533,382.54/60,177.48
  6. Step 6: Final answer
    x = 31,100.23

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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.