Home / 123,241.56-170,073.36-66,652.92

Finding the Fourth Proportional to 123,241.56, 170,073.36 and 66,652.92

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Solution

The fourth proportional to 123,241.56, 170,073.36 and 66,652.92 is: 91,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,241.56 : 170,073.36 = 66,652.92 : x
  2. Step 2: Convert to fraction form
    123,241.56/170,073.36 = 66,652.92/x
  3. Step 3: Cross multiply
    123,241.56x = 170,073.36 × 66,652.92
  4. Step 4: Simplify right side
    123,241.56x = 11,335,886,058.21
  5. Step 5: Solve for x
    x = 11,335,886,058.21/123,241.56
  6. Step 6: Final answer
    x = 91,981.03

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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.