Home / 160,529.11-221,529.62-92,545.76

Finding the Fourth Proportional to 160,529.11, 221,529.62 and 92,545.76

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Solution

The fourth proportional to 160,529.11, 221,529.62 and 92,545.76 is: 127,712.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,529.11 : 221,529.62 = 92,545.76 : x
  2. Step 2: Convert to fraction form
    160,529.11/221,529.62 = 92,545.76/x
  3. Step 3: Cross multiply
    160,529.11x = 221,529.62 × 92,545.76
  4. Step 4: Simplify right side
    160,529.11x = 20,501,627,045.41
  5. Step 5: Solve for x
    x = 20,501,627,045.41/160,529.11
  6. Step 6: Final answer
    x = 127,712.83

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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.