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Finding the Fourth Proportional to 40,443.66, 60,883.88 and 36,374.78

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Solution

The fourth proportional to 40,443.66, 60,883.88 and 36,374.78 is: 54,758.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,443.66 : 60,883.88 = 36,374.78 : x
  2. Step 2: Convert to fraction form
    40,443.66/60,883.88 = 36,374.78/x
  3. Step 3: Cross multiply
    40,443.66x = 60,883.88 × 36,374.78
  4. Step 4: Simplify right side
    40,443.66x = 2,214,637,740.55
  5. Step 5: Solve for x
    x = 2,214,637,740.55/40,443.66
  6. Step 6: Final answer
    x = 54,758.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.