Home / 40,704.20-61,056.30-25,152.20

Finding the Fourth Proportional to 40,704.20, 61,056.30 and 25,152.20

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Solution

The fourth proportional to 40,704.20, 61,056.30 and 25,152.20 is: 37,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,704.20 : 61,056.30 = 25,152.20 : x
  2. Step 2: Convert to fraction form
    40,704.20/61,056.30 = 25,152.20/x
  3. Step 3: Cross multiply
    40,704.20x = 61,056.30 × 25,152.20
  4. Step 4: Simplify right side
    40,704.20x = 1,535,700,268.86
  5. Step 5: Solve for x
    x = 1,535,700,268.86/40,704.20
  6. Step 6: Final answer
    x = 37,728.30

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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.