Home / 69,437.76-95,817.26-38,805.20

Finding the Fourth Proportional to 69,437.76, 95,817.26 and 38,805.20

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Solution

The fourth proportional to 69,437.76, 95,817.26 and 38,805.20 is: 53,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,437.76 : 95,817.26 = 38,805.20 : x
  2. Step 2: Convert to fraction form
    69,437.76/95,817.26 = 38,805.20/x
  3. Step 3: Cross multiply
    69,437.76x = 95,817.26 × 38,805.20
  4. Step 4: Simplify right side
    69,437.76x = 3,718,207,937.75
  5. Step 5: Solve for x
    x = 3,718,207,937.75/69,437.76
  6. Step 6: Final answer
    x = 53,547.35

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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.