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Finding the Fourth Proportional to 44,358.80, 66,538.20 and 41,005.40

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Solution

The fourth proportional to 44,358.80, 66,538.20 and 41,005.40 is: 61,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,358.80 : 66,538.20 = 41,005.40 : x
  2. Step 2: Convert to fraction form
    44,358.80/66,538.20 = 41,005.40/x
  3. Step 3: Cross multiply
    44,358.80x = 66,538.20 × 41,005.40
  4. Step 4: Simplify right side
    44,358.80x = 2,728,425,506.28
  5. Step 5: Solve for x
    x = 2,728,425,506.28/44,358.80
  6. Step 6: Final answer
    x = 61,508.10

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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.