Home / 187,117.14-258,218.64-102,232.38

Finding the Fourth Proportional to 187,117.14, 258,218.64 and 102,232.38

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Solution

The fourth proportional to 187,117.14, 258,218.64 and 102,232.38 is: 141,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,117.14 : 258,218.64 = 102,232.38 : x
  2. Step 2: Convert to fraction form
    187,117.14/258,218.64 = 102,232.38/x
  3. Step 3: Cross multiply
    187,117.14x = 258,218.64 × 102,232.38
  4. Step 4: Simplify right side
    187,117.14x = 26,398,306,127.56
  5. Step 5: Solve for x
    x = 26,398,306,127.56/187,117.14
  6. Step 6: Final answer
    x = 141,079.04

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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.