Home / 60,190.76-90,301.50-38,160.68

Finding the Fourth Proportional to 60,190.76, 90,301.50 and 38,160.68

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Solution

The fourth proportional to 60,190.76, 90,301.50 and 38,160.68 is: 57,250.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,190.76 : 90,301.50 = 38,160.68 : x
  2. Step 2: Convert to fraction form
    60,190.76/90,301.50 = 38,160.68/x
  3. Step 3: Cross multiply
    60,190.76x = 90,301.50 × 38,160.68
  4. Step 4: Simplify right side
    60,190.76x = 3,445,966,645.02
  5. Step 5: Solve for x
    x = 3,445,966,645.02/60,190.76
  6. Step 6: Final answer
    x = 57,250.76

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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.