Home / 68,844.76-102,990.98-59,585.56

Finding the Fourth Proportional to 68,844.76, 102,990.98 and 59,585.56

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Solution

The fourth proportional to 68,844.76, 102,990.98 and 59,585.56 is: 89,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,844.76 : 102,990.98 = 59,585.56 : x
  2. Step 2: Convert to fraction form
    68,844.76/102,990.98 = 59,585.56/x
  3. Step 3: Cross multiply
    68,844.76x = 102,990.98 × 59,585.56
  4. Step 4: Simplify right side
    68,844.76x = 6,136,775,218.25
  5. Step 5: Solve for x
    x = 6,136,775,218.25/68,844.76
  6. Step 6: Final answer
    x = 89,139.32

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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.