Home / 160,343.55-221,270.94-88,726.59

Finding the Fourth Proportional to 160,343.55, 221,270.94 and 88,726.59

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Solution

The fourth proportional to 160,343.55, 221,270.94 and 88,726.59 is: 122,440.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,343.55 : 221,270.94 = 88,726.59 : x
  2. Step 2: Convert to fraction form
    160,343.55/221,270.94 = 88,726.59/x
  3. Step 3: Cross multiply
    160,343.55x = 221,270.94 × 88,726.59
  4. Step 4: Simplify right side
    160,343.55x = 19,632,615,972.29
  5. Step 5: Solve for x
    x = 19,632,615,972.29/160,343.55
  6. Step 6: Final answer
    x = 122,440.95

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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.