Home / 309,726.02-464,589.11-88,110.02

Finding the Fourth Proportional to 309,726.02, 464,589.11 and 88,110.02

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Solution

The fourth proportional to 309,726.02, 464,589.11 and 88,110.02 is: 132,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,726.02 : 464,589.11 = 88,110.02 : x
  2. Step 2: Convert to fraction form
    309,726.02/464,589.11 = 88,110.02/x
  3. Step 3: Cross multiply
    309,726.02x = 464,589.11 × 88,110.02
  4. Step 4: Simplify right side
    309,726.02x = 40,934,955,773.88
  5. Step 5: Solve for x
    x = 40,934,955,773.88/309,726.02
  6. Step 6: Final answer
    x = 132,165.05

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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.