Home / 65,527.76-98,147.57-54,154.20

Finding the Fourth Proportional to 65,527.76, 98,147.57 and 54,154.20

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Solution

The fourth proportional to 65,527.76, 98,147.57 and 54,154.20 is: 81,112.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,527.76 : 98,147.57 = 54,154.20 : x
  2. Step 2: Convert to fraction form
    65,527.76/98,147.57 = 54,154.20/x
  3. Step 3: Cross multiply
    65,527.76x = 98,147.57 × 54,154.20
  4. Step 4: Simplify right side
    65,527.76x = 5,315,103,270.68
  5. Step 5: Solve for x
    x = 5,315,103,270.68/65,527.76
  6. Step 6: Final answer
    x = 81,112.23

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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.