Home / 119,359.40-164,703.06-69,049

Finding the Fourth Proportional to 119,359.40, 164,703.06 and 69,049

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Solution

The fourth proportional to 119,359.40, 164,703.06 and 69,049 is: 95,280.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,359.40 : 164,703.06 = 69,049 : x
  2. Step 2: Convert to fraction form
    119,359.40/164,703.06 = 69,049/x
  3. Step 3: Cross multiply
    119,359.40x = 164,703.06 × 69,049
  4. Step 4: Simplify right side
    119,359.40x = 11,372,581,589.94
  5. Step 5: Solve for x
    x = 11,372,581,589.94/119,359.40
  6. Step 6: Final answer
    x = 95,280.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.