Home / 69,084.15-95,336.01-38,869.50

Finding the Fourth Proportional to 69,084.15, 95,336.01 and 38,869.50

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Solution

The fourth proportional to 69,084.15, 95,336.01 and 38,869.50 is: 53,639.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,084.15 : 95,336.01 = 38,869.50 : x
  2. Step 2: Convert to fraction form
    69,084.15/95,336.01 = 38,869.50/x
  3. Step 3: Cross multiply
    69,084.15x = 95,336.01 × 38,869.50
  4. Step 4: Simplify right side
    69,084.15x = 3,705,663,040.70
  5. Step 5: Solve for x
    x = 3,705,663,040.70/69,084.15
  6. Step 6: Final answer
    x = 53,639.84

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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.