Home / 159,744.54-220,445.55-88,127.58

Finding the Fourth Proportional to 159,744.54, 220,445.55 and 88,127.58

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Solution

The fourth proportional to 159,744.54, 220,445.55 and 88,127.58 is: 121,615.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,744.54 : 220,445.55 = 88,127.58 : x
  2. Step 2: Convert to fraction form
    159,744.54/220,445.55 = 88,127.58/x
  3. Step 3: Cross multiply
    159,744.54x = 220,445.55 × 88,127.58
  4. Step 4: Simplify right side
    159,744.54x = 19,427,332,843.27
  5. Step 5: Solve for x
    x = 19,427,332,843.27/159,744.54
  6. Step 6: Final answer
    x = 121,615.00

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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.