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Finding the Fourth Proportional to 50,374.80, 75,499.91 and 25,421.98

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Solution

The fourth proportional to 50,374.80, 75,499.91 and 25,421.98 is: 38,101.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,374.80 : 75,499.91 = 25,421.98 : x
  2. Step 2: Convert to fraction form
    50,374.80/75,499.91 = 25,421.98/x
  3. Step 3: Cross multiply
    50,374.80x = 75,499.91 × 25,421.98
  4. Step 4: Simplify right side
    50,374.80x = 1,919,357,549.18
  5. Step 5: Solve for x
    x = 1,919,357,549.18/50,374.80
  6. Step 6: Final answer
    x = 38,101.54

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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.