Home / 657,371.56-986,058.12-158,735.56

Finding the Fourth Proportional to 657,371.56, 986,058.12 and 158,735.56

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Solution

The fourth proportional to 657,371.56, 986,058.12 and 158,735.56 is: 238,103.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,371.56 : 986,058.12 = 158,735.56 : x
  2. Step 2: Convert to fraction form
    657,371.56/986,058.12 = 158,735.56/x
  3. Step 3: Cross multiply
    657,371.56x = 986,058.12 × 158,735.56
  4. Step 4: Simplify right side
    657,371.56x = 156,522,487,870.75
  5. Step 5: Solve for x
    x = 156,522,487,870.75/657,371.56
  6. Step 6: Final answer
    x = 238,103.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.