Home / 160,572.61-221,587.23-88,951.06

Finding the Fourth Proportional to 160,572.61, 221,587.23 and 88,951.06

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Solution

The fourth proportional to 160,572.61, 221,587.23 and 88,951.06 is: 122,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,572.61 : 221,587.23 = 88,951.06 : x
  2. Step 2: Convert to fraction form
    160,572.61/221,587.23 = 88,951.06/x
  3. Step 3: Cross multiply
    160,572.61x = 221,587.23 × 88,951.06
  4. Step 4: Simplify right side
    160,572.61x = 19,710,418,770.56
  5. Step 5: Solve for x
    x = 19,710,418,770.56/160,572.61
  6. Step 6: Final answer
    x = 122,750.82

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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.