Home / 187,150.71-258,274.35-102,273.24

Finding the Fourth Proportional to 187,150.71, 258,274.35 and 102,273.24

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Solution

The fourth proportional to 187,150.71, 258,274.35 and 102,273.24 is: 141,140.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,150.71 : 258,274.35 = 102,273.24 : x
  2. Step 2: Convert to fraction form
    187,150.71/258,274.35 = 102,273.24/x
  3. Step 3: Cross multiply
    187,150.71x = 258,274.35 × 102,273.24
  4. Step 4: Simplify right side
    187,150.71x = 26,414,554,583.39
  5. Step 5: Solve for x
    x = 26,414,554,583.39/187,150.71
  6. Step 6: Final answer
    x = 141,140.55

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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.