Home / 119,840.49-179,589.42-88,000.74

Finding the Fourth Proportional to 119,840.49, 179,589.42 and 88,000.74

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Solution

The fourth proportional to 119,840.49, 179,589.42 and 88,000.74 is: 131,875.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,840.49 : 179,589.42 = 88,000.74 : x
  2. Step 2: Convert to fraction form
    119,840.49/179,589.42 = 88,000.74/x
  3. Step 3: Cross multiply
    119,840.49x = 179,589.42 × 88,000.74
  4. Step 4: Simplify right side
    119,840.49x = 15,804,001,856.17
  5. Step 5: Solve for x
    x = 15,804,001,856.17/119,840.49
  6. Step 6: Final answer
    x = 131,875.31

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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.