Home / 69,624.86-96,084.45-40,939.34

Finding the Fourth Proportional to 69,624.86, 96,084.45 and 40,939.34

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Solution

The fourth proportional to 69,624.86, 96,084.45 and 40,939.34 is: 56,497.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,624.86 : 96,084.45 = 40,939.34 : x
  2. Step 2: Convert to fraction form
    69,624.86/96,084.45 = 40,939.34/x
  3. Step 3: Cross multiply
    69,624.86x = 96,084.45 × 40,939.34
  4. Step 4: Simplify right side
    69,624.86x = 3,933,633,486.84
  5. Step 5: Solve for x
    x = 3,933,633,486.84/69,624.86
  6. Step 6: Final answer
    x = 56,497.55

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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.