Home / 57,790.80-86,621.40-24,505.20

Finding the Fourth Proportional to 57,790.80, 86,621.40 and 24,505.20

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Solution

The fourth proportional to 57,790.80, 86,621.40 and 24,505.20 is: 36,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,790.80 : 86,621.40 = 24,505.20 : x
  2. Step 2: Convert to fraction form
    57,790.80/86,621.40 = 24,505.20/x
  3. Step 3: Cross multiply
    57,790.80x = 86,621.40 × 24,505.20
  4. Step 4: Simplify right side
    57,790.80x = 2,122,674,731.28
  5. Step 5: Solve for x
    x = 2,122,674,731.28/57,790.80
  6. Step 6: Final answer
    x = 36,730.32

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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.