Home / 159,657.48-220,327.29-88,042.14

Finding the Fourth Proportional to 159,657.48, 220,327.29 and 88,042.14

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Solution

The fourth proportional to 159,657.48, 220,327.29 and 88,042.14 is: 121,498.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,657.48 : 220,327.29 = 88,042.14 : x
  2. Step 2: Convert to fraction form
    159,657.48/220,327.29 = 88,042.14/x
  3. Step 3: Cross multiply
    159,657.48x = 220,327.29 × 88,042.14
  4. Step 4: Simplify right side
    159,657.48x = 19,398,086,112.00
  5. Step 5: Solve for x
    x = 19,398,086,112.00/159,657.48
  6. Step 6: Final answer
    x = 121,498.14

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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.