Home / 48,306.80-66,586.34-38,081.16

Finding the Fourth Proportional to 48,306.80, 66,586.34 and 38,081.16

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Solution

The fourth proportional to 48,306.80, 66,586.34 and 38,081.16 is: 52,491.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,306.80 : 66,586.34 = 38,081.16 : x
  2. Step 2: Convert to fraction form
    48,306.80/66,586.34 = 38,081.16/x
  3. Step 3: Cross multiply
    48,306.80x = 66,586.34 × 38,081.16
  4. Step 4: Simplify right side
    48,306.80x = 2,535,685,067.35
  5. Step 5: Solve for x
    x = 2,535,685,067.35/48,306.80
  6. Step 6: Final answer
    x = 52,491.27

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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.