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Finding the Fourth Proportional to 32,125.80, 48,123.90 and 22,276.20

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Solution

The fourth proportional to 32,125.80, 48,123.90 and 22,276.20 is: 33,369.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,125.80 : 48,123.90 = 22,276.20 : x
  2. Step 2: Convert to fraction form
    32,125.80/48,123.90 = 22,276.20/x
  3. Step 3: Cross multiply
    32,125.80x = 48,123.90 × 22,276.20
  4. Step 4: Simplify right side
    32,125.80x = 1,072,017,621.18
  5. Step 5: Solve for x
    x = 1,072,017,621.18/32,125.80
  6. Step 6: Final answer
    x = 33,369.37

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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.