Home / 69,288.18-95,654.43-53,337.66

Finding the Fourth Proportional to 69,288.18, 95,654.43 and 53,337.66

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Solution

The fourth proportional to 69,288.18, 95,654.43 and 53,337.66 is: 73,634.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,288.18 : 95,654.43 = 53,337.66 : x
  2. Step 2: Convert to fraction form
    69,288.18/95,654.43 = 53,337.66/x
  3. Step 3: Cross multiply
    69,288.18x = 95,654.43 × 53,337.66
  4. Step 4: Simplify right side
    69,288.18x = 5,101,983,464.83
  5. Step 5: Solve for x
    x = 5,101,983,464.83/69,288.18
  6. Step 6: Final answer
    x = 73,634.25

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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.