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Finding the Fourth Proportional to 50,368.40, 75,610.80 and 27,040.40

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Solution

The fourth proportional to 50,368.40, 75,610.80 and 27,040.40 is: 40,591.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,368.40 : 75,610.80 = 27,040.40 : x
  2. Step 2: Convert to fraction form
    50,368.40/75,610.80 = 27,040.40/x
  3. Step 3: Cross multiply
    50,368.40x = 75,610.80 × 27,040.40
  4. Step 4: Simplify right side
    50,368.40x = 2,044,546,276.32
  5. Step 5: Solve for x
    x = 2,044,546,276.32/50,368.40
  6. Step 6: Final answer
    x = 40,591.84

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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.