Home / 159,650.04-220,326.96-88,029.84

Finding the Fourth Proportional to 159,650.04, 220,326.96 and 88,029.84

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Solution

The fourth proportional to 159,650.04, 220,326.96 and 88,029.84 is: 121,486.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,650.04 : 220,326.96 = 88,029.84 : x
  2. Step 2: Convert to fraction form
    159,650.04/220,326.96 = 88,029.84/x
  3. Step 3: Cross multiply
    159,650.04x = 220,326.96 × 88,029.84
  4. Step 4: Simplify right side
    159,650.04x = 19,395,347,036.49
  5. Step 5: Solve for x
    x = 19,395,347,036.49/159,650.04
  6. Step 6: Final answer
    x = 121,486.64

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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.