Home / 187,175.76-258,328.94-119,171.04

Finding the Fourth Proportional to 187,175.76, 258,328.94 and 119,171.04

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Solution

The fourth proportional to 187,175.76, 258,328.94 and 119,171.04 is: 164,472.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,175.76 : 258,328.94 = 119,171.04 : x
  2. Step 2: Convert to fraction form
    187,175.76/258,328.94 = 119,171.04/x
  3. Step 3: Cross multiply
    187,175.76x = 258,328.94 × 119,171.04
  4. Step 4: Simplify right side
    187,175.76x = 30,785,328,441.90
  5. Step 5: Solve for x
    x = 30,785,328,441.90/187,175.76
  6. Step 6: Final answer
    x = 164,472.84

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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.