Home / 69,159.74-95,439.51-38,948.04

Finding the Fourth Proportional to 69,159.74, 95,439.51 and 38,948.04

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Solution

The fourth proportional to 69,159.74, 95,439.51 and 38,948.04 is: 53,747.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,159.74 : 95,439.51 = 38,948.04 : x
  2. Step 2: Convert to fraction form
    69,159.74/95,439.51 = 38,948.04/x
  3. Step 3: Cross multiply
    69,159.74x = 95,439.51 × 38,948.04
  4. Step 4: Simplify right side
    69,159.74x = 3,717,181,853.06
  5. Step 5: Solve for x
    x = 3,717,181,853.06/69,159.74
  6. Step 6: Final answer
    x = 53,747.77

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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.