Home / 52,430.97-78,584.02-30,198.29

Finding the Fourth Proportional to 52,430.97, 78,584.02 and 30,198.29

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Solution

The fourth proportional to 52,430.97, 78,584.02 and 30,198.29 is: 45,261.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,430.97 : 78,584.02 = 30,198.29 : x
  2. Step 2: Convert to fraction form
    52,430.97/78,584.02 = 30,198.29/x
  3. Step 3: Cross multiply
    52,430.97x = 78,584.02 × 30,198.29
  4. Step 4: Simplify right side
    52,430.97x = 2,373,103,146.29
  5. Step 5: Solve for x
    x = 2,373,103,146.29/52,430.97
  6. Step 6: Final answer
    x = 45,261.48

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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.