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Finding the Fourth Proportional to 69,084.04, 95,332.04 and 38,870.66

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Solution

The fourth proportional to 69,084.04, 95,332.04 and 38,870.66 is: 53,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,084.04 : 95,332.04 = 38,870.66 : x
  2. Step 2: Convert to fraction form
    69,084.04/95,332.04 = 38,870.66/x
  3. Step 3: Cross multiply
    69,084.04x = 95,332.04 × 38,870.66
  4. Step 4: Simplify right side
    69,084.04x = 3,705,619,313.95
  5. Step 5: Solve for x
    x = 3,705,619,313.95/69,084.04
  6. Step 6: Final answer
    x = 53,639.30

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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.