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Finding the Fourth Proportional to 69,097.96, 95,353.72 and 38,470.65

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Solution

The fourth proportional to 69,097.96, 95,353.72 and 38,470.65 is: 53,088.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,097.96 : 95,353.72 = 38,470.65 : x
  2. Step 2: Convert to fraction form
    69,097.96/95,353.72 = 38,470.65/x
  3. Step 3: Cross multiply
    69,097.96x = 95,353.72 × 38,470.65
  4. Step 4: Simplify right side
    69,097.96x = 3,668,319,588.32
  5. Step 5: Solve for x
    x = 3,668,319,588.32/69,097.96
  6. Step 6: Final answer
    x = 53,088.68

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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.