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Finding the Fourth Proportional to 38,124.40, 57,265.80 and 32,292.40

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Solution

The fourth proportional to 38,124.40, 57,265.80 and 32,292.40 is: 48,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,124.40 : 57,265.80 = 32,292.40 : x
  2. Step 2: Convert to fraction form
    38,124.40/57,265.80 = 32,292.40/x
  3. Step 3: Cross multiply
    38,124.40x = 57,265.80 × 32,292.40
  4. Step 4: Simplify right side
    38,124.40x = 1,849,250,119.92
  5. Step 5: Solve for x
    x = 1,849,250,119.92/38,124.40
  6. Step 6: Final answer
    x = 48,505.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.