Home / 123,184.55-169,994.90-66,595.92

Finding the Fourth Proportional to 123,184.55, 169,994.90 and 66,595.92

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Solution

The fourth proportional to 123,184.55, 169,994.90 and 66,595.92 is: 91,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,184.55 : 169,994.90 = 66,595.92 : x
  2. Step 2: Convert to fraction form
    123,184.55/169,994.90 = 66,595.92/x
  3. Step 3: Cross multiply
    123,184.55x = 169,994.90 × 66,595.92
  4. Step 4: Simplify right side
    123,184.55x = 11,320,967,246.04
  5. Step 5: Solve for x
    x = 11,320,967,246.04/123,184.55
  6. Step 6: Final answer
    x = 91,902.50

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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.