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Finding the Fourth Proportional to 60,479.60, 83,448.96 and 36,601.52

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Solution

The fourth proportional to 60,479.60, 83,448.96 and 36,601.52 is: 50,502.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,479.60 : 83,448.96 = 36,601.52 : x
  2. Step 2: Convert to fraction form
    60,479.60/83,448.96 = 36,601.52/x
  3. Step 3: Cross multiply
    60,479.60x = 83,448.96 × 36,601.52
  4. Step 4: Simplify right side
    60,479.60x = 3,054,358,778.42
  5. Step 5: Solve for x
    x = 3,054,358,778.42/60,479.60
  6. Step 6: Final answer
    x = 50,502.30

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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.