Home / 160,357.38-221,289.84-88,733.13

Finding the Fourth Proportional to 160,357.38, 221,289.84 and 88,733.13

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Solution

The fourth proportional to 160,357.38, 221,289.84 and 88,733.13 is: 122,449.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,357.38 : 221,289.84 = 88,733.13 : x
  2. Step 2: Convert to fraction form
    160,357.38/221,289.84 = 88,733.13/x
  3. Step 3: Cross multiply
    160,357.38x = 221,289.84 × 88,733.13
  4. Step 4: Simplify right side
    160,357.38x = 19,635,740,140.40
  5. Step 5: Solve for x
    x = 19,635,740,140.40/160,357.38
  6. Step 6: Final answer
    x = 122,449.87

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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.