Home / 103,527.72-142,858.36-60,517.27

Finding the Fourth Proportional to 103,527.72, 142,858.36 and 60,517.27

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Solution

The fourth proportional to 103,527.72, 142,858.36 and 60,517.27 is: 83,508.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,527.72 : 142,858.36 = 60,517.27 : x
  2. Step 2: Convert to fraction form
    103,527.72/142,858.36 = 60,517.27/x
  3. Step 3: Cross multiply
    103,527.72x = 142,858.36 × 60,517.27
  4. Step 4: Simplify right side
    103,527.72x = 8,645,397,943.88
  5. Step 5: Solve for x
    x = 8,645,397,943.88/103,527.72
  6. Step 6: Final answer
    x = 83,508.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.