Home / 159,707.04-220,394.24-88,087.58

Finding the Fourth Proportional to 159,707.04, 220,394.24 and 88,087.58

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Solution

The fourth proportional to 159,707.04, 220,394.24 and 88,087.58 is: 121,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,707.04 : 220,394.24 = 88,087.58 : x
  2. Step 2: Convert to fraction form
    159,707.04/220,394.24 = 88,087.58/x
  3. Step 3: Cross multiply
    159,707.04x = 220,394.24 × 88,087.58
  4. Step 4: Simplify right side
    159,707.04x = 19,413,994,489.82
  5. Step 5: Solve for x
    x = 19,413,994,489.82/159,707.04
  6. Step 6: Final answer
    x = 121,560.04

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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.