Home / 160,601.13-221,636.66-88,981.13

Finding the Fourth Proportional to 160,601.13, 221,636.66 and 88,981.13

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Solution

The fourth proportional to 160,601.13, 221,636.66 and 88,981.13 is: 122,797.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,601.13 : 221,636.66 = 88,981.13 : x
  2. Step 2: Convert to fraction form
    160,601.13/221,636.66 = 88,981.13/x
  3. Step 3: Cross multiply
    160,601.13x = 221,636.66 × 88,981.13
  4. Step 4: Simplify right side
    160,601.13x = 19,721,480,565.41
  5. Step 5: Solve for x
    x = 19,721,480,565.41/160,601.13
  6. Step 6: Final answer
    x = 122,797.89

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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.