Home / 187,527.71-258,789.06-101,486.70

Finding the Fourth Proportional to 187,527.71, 258,789.06 and 101,486.70

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Solution

The fourth proportional to 187,527.71, 258,789.06 and 101,486.70 is: 140,052.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,527.71 : 258,789.06 = 101,486.70 : x
  2. Step 2: Convert to fraction form
    187,527.71/258,789.06 = 101,486.70/x
  3. Step 3: Cross multiply
    187,527.71x = 258,789.06 × 101,486.70
  4. Step 4: Simplify right side
    187,527.71x = 26,263,645,894.12
  5. Step 5: Solve for x
    x = 26,263,645,894.12/187,527.71
  6. Step 6: Final answer
    x = 140,052.08

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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.