Home / 160,827.60-221,945.05-88,234.21

Finding the Fourth Proportional to 160,827.60, 221,945.05 and 88,234.21

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Solution

The fourth proportional to 160,827.60, 221,945.05 and 88,234.21 is: 121,764.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,827.60 : 221,945.05 = 88,234.21 : x
  2. Step 2: Convert to fraction form
    160,827.60/221,945.05 = 88,234.21/x
  3. Step 3: Cross multiply
    160,827.60x = 221,945.05 × 88,234.21
  4. Step 4: Simplify right side
    160,827.60x = 19,583,146,150.16
  5. Step 5: Solve for x
    x = 19,583,146,150.16/160,827.60
  6. Step 6: Final answer
    x = 121,764.83

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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.