Home / 69,805.96-96,332.14-37,974.78

Finding the Fourth Proportional to 69,805.96, 96,332.14 and 37,974.78

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Solution

The fourth proportional to 69,805.96, 96,332.14 and 37,974.78 is: 52,405.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,805.96 : 96,332.14 = 37,974.78 : x
  2. Step 2: Convert to fraction form
    69,805.96/96,332.14 = 37,974.78/x
  3. Step 3: Cross multiply
    69,805.96x = 96,332.14 × 37,974.78
  4. Step 4: Simplify right side
    69,805.96x = 3,658,191,823.43
  5. Step 5: Solve for x
    x = 3,658,191,823.43/69,805.96
  6. Step 6: Final answer
    x = 52,405.15

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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.