Home / 69,030.60-95,255.56-38,808.96

Finding the Fourth Proportional to 69,030.60, 95,255.56 and 38,808.96

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Solution

The fourth proportional to 69,030.60, 95,255.56 and 38,808.96 is: 53,552.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,030.60 : 95,255.56 = 38,808.96 : x
  2. Step 2: Convert to fraction form
    69,030.60/95,255.56 = 38,808.96/x
  3. Step 3: Cross multiply
    69,030.60x = 95,255.56 × 38,808.96
  4. Step 4: Simplify right side
    69,030.60x = 3,696,769,217.82
  5. Step 5: Solve for x
    x = 3,696,769,217.82/69,030.60
  6. Step 6: Final answer
    x = 53,552.62

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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.