Home / 56,777.20-85,050.60-32,124.40

Finding the Fourth Proportional to 56,777.20, 85,050.60 and 32,124.40

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Solution

The fourth proportional to 56,777.20, 85,050.60 and 32,124.40 is: 48,121.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,777.20 : 85,050.60 = 32,124.40 : x
  2. Step 2: Convert to fraction form
    56,777.20/85,050.60 = 32,124.40/x
  3. Step 3: Cross multiply
    56,777.20x = 85,050.60 × 32,124.40
  4. Step 4: Simplify right side
    56,777.20x = 2,732,199,494.64
  5. Step 5: Solve for x
    x = 2,732,199,494.64/56,777.20
  6. Step 6: Final answer
    x = 48,121.42

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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.