Home / 68,529.06-102,777.13-23,545.20

Finding the Fourth Proportional to 68,529.06, 102,777.13 and 23,545.20

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Solution

The fourth proportional to 68,529.06, 102,777.13 and 23,545.20 is: 35,312.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,529.06 : 102,777.13 = 23,545.20 : x
  2. Step 2: Convert to fraction form
    68,529.06/102,777.13 = 23,545.20/x
  3. Step 3: Cross multiply
    68,529.06x = 102,777.13 × 23,545.20
  4. Step 4: Simplify right side
    68,529.06x = 2,419,908,081.28
  5. Step 5: Solve for x
    x = 2,419,908,081.28/68,529.06
  6. Step 6: Final answer
    x = 35,312.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.