Home / 187,674.18-258,990.49-101,633.83

Finding the Fourth Proportional to 187,674.18, 258,990.49 and 101,633.83

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Solution

The fourth proportional to 187,674.18, 258,990.49 and 101,633.83 is: 140,254.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,674.18 : 258,990.49 = 101,633.83 : x
  2. Step 2: Convert to fraction form
    187,674.18/258,990.49 = 101,633.83/x
  3. Step 3: Cross multiply
    187,674.18x = 258,990.49 × 101,633.83
  4. Step 4: Simplify right side
    187,674.18x = 26,322,195,432.28
  5. Step 5: Solve for x
    x = 26,322,195,432.28/187,674.18
  6. Step 6: Final answer
    x = 140,254.75

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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.