Home / 187,327.74-258,508.71-102,444.54

Finding the Fourth Proportional to 187,327.74, 258,508.71 and 102,444.54

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Solution

The fourth proportional to 187,327.74, 258,508.71 and 102,444.54 is: 141,371.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,327.74 : 258,508.71 = 102,444.54 : x
  2. Step 2: Convert to fraction form
    187,327.74/258,508.71 = 102,444.54/x
  3. Step 3: Cross multiply
    187,327.74x = 258,508.71 × 102,444.54
  4. Step 4: Simplify right side
    187,327.74x = 26,482,805,881.94
  5. Step 5: Solve for x
    x = 26,482,805,881.94/187,327.74
  6. Step 6: Final answer
    x = 141,371.51

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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.