Home / 69,939.96-96,517.12-38,108.83

Finding the Fourth Proportional to 69,939.96, 96,517.12 and 38,108.83

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Solution

The fourth proportional to 69,939.96, 96,517.12 and 38,108.83 is: 52,590.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,939.96 : 96,517.12 = 38,108.83 : x
  2. Step 2: Convert to fraction form
    69,939.96/96,517.12 = 38,108.83/x
  3. Step 3: Cross multiply
    69,939.96x = 96,517.12 × 38,108.83
  4. Step 4: Simplify right side
    69,939.96x = 3,678,154,434.03
  5. Step 5: Solve for x
    x = 3,678,154,434.03/69,939.96
  6. Step 6: Final answer
    x = 52,590.17

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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.