Home / 187,069.66-258,241.12-119,179.74

Finding the Fourth Proportional to 187,069.66, 258,241.12 and 119,179.74

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Solution

The fourth proportional to 187,069.66, 258,241.12 and 119,179.74 is: 164,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,069.66 : 258,241.12 = 119,179.74 : x
  2. Step 2: Convert to fraction form
    187,069.66/258,241.12 = 119,179.74/x
  3. Step 3: Cross multiply
    187,069.66x = 258,241.12 × 119,179.74
  4. Step 4: Simplify right side
    187,069.66x = 30,777,109,538.91
  5. Step 5: Solve for x
    x = 30,777,109,538.91/187,069.66
  6. Step 6: Final answer
    x = 164,522.19

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1.5x scale

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.