Home / 375,753.24-563,621.64-91,445.04

Finding the Fourth Proportional to 375,753.24, 563,621.64 and 91,445.04

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Solution

The fourth proportional to 375,753.24, 563,621.64 and 91,445.04 is: 137,165.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,753.24 : 563,621.64 = 91,445.04 : x
  2. Step 2: Convert to fraction form
    375,753.24/563,621.64 = 91,445.04/x
  3. Step 3: Cross multiply
    375,753.24x = 563,621.64 × 91,445.04
  4. Step 4: Simplify right side
    375,753.24x = 51,540,403,414.67
  5. Step 5: Solve for x
    x = 51,540,403,414.67/375,753.24
  6. Step 6: Final answer
    x = 137,165.56

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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.