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Finding the Fourth Proportional to 44,658.04, 66,935.90 and 18,330.20

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Solution

The fourth proportional to 44,658.04, 66,935.90 and 18,330.20 is: 27,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,658.04 : 66,935.90 = 18,330.20 : x
  2. Step 2: Convert to fraction form
    44,658.04/66,935.90 = 18,330.20/x
  3. Step 3: Cross multiply
    44,658.04x = 66,935.90 × 18,330.20
  4. Step 4: Simplify right side
    44,658.04x = 1,226,948,434.18
  5. Step 5: Solve for x
    x = 1,226,948,434.18/44,658.04
  6. Step 6: Final answer
    x = 27,474.30

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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.