Home / 160,332.96-221,262.96-88,718.04

Finding the Fourth Proportional to 160,332.96, 221,262.96 and 88,718.04

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Solution

The fourth proportional to 160,332.96, 221,262.96 and 88,718.04 is: 122,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,332.96 : 221,262.96 = 88,718.04 : x
  2. Step 2: Convert to fraction form
    160,332.96/221,262.96 = 88,718.04/x
  3. Step 3: Cross multiply
    160,332.96x = 221,262.96 × 88,718.04
  4. Step 4: Simplify right side
    160,332.96x = 19,630,016,135.80
  5. Step 5: Solve for x
    x = 19,630,016,135.80/160,332.96
  6. Step 6: Final answer
    x = 122,432.82

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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.