Home / 60,116.80-82,979.04-38,895.52

Finding the Fourth Proportional to 60,116.80, 82,979.04 and 38,895.52

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Solution

The fourth proportional to 60,116.80, 82,979.04 and 38,895.52 is: 53,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,116.80 : 82,979.04 = 38,895.52 : x
  2. Step 2: Convert to fraction form
    60,116.80/82,979.04 = 38,895.52/x
  3. Step 3: Cross multiply
    60,116.80x = 82,979.04 × 38,895.52
  4. Step 4: Simplify right side
    60,116.80x = 3,227,512,909.90
  5. Step 5: Solve for x
    x = 3,227,512,909.90/60,116.80
  6. Step 6: Final answer
    x = 53,687.37

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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.