Home / 159,853.55-220,597.92-88,233.59

Finding the Fourth Proportional to 159,853.55, 220,597.92 and 88,233.59

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Solution

The fourth proportional to 159,853.55, 220,597.92 and 88,233.59 is: 121,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,853.55 : 220,597.92 = 88,233.59 : x
  2. Step 2: Convert to fraction form
    159,853.55/220,597.92 = 88,233.59/x
  3. Step 3: Cross multiply
    159,853.55x = 220,597.92 × 88,233.59
  4. Step 4: Simplify right side
    159,853.55x = 19,464,146,428.13
  5. Step 5: Solve for x
    x = 19,464,146,428.13/159,853.55
  6. Step 6: Final answer
    x = 121,762.37

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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.