Home / 65,350.40-98,065.92-30,283.52

Finding the Fourth Proportional to 65,350.40, 98,065.92 and 30,283.52

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Solution

The fourth proportional to 65,350.40, 98,065.92 and 30,283.52 is: 45,443.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,350.40 : 98,065.92 = 30,283.52 : x
  2. Step 2: Convert to fraction form
    65,350.40/98,065.92 = 30,283.52/x
  3. Step 3: Cross multiply
    65,350.40x = 98,065.92 × 30,283.52
  4. Step 4: Simplify right side
    65,350.40x = 2,969,781,249.64
  5. Step 5: Solve for x
    x = 2,969,781,249.64/65,350.40
  6. Step 6: Final answer
    x = 45,443.96

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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.