Home / 68,769.02-103,119.50-24,389.12

Finding the Fourth Proportional to 68,769.02, 103,119.50 and 24,389.12

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Solution

The fourth proportional to 68,769.02, 103,119.50 and 24,389.12 is: 36,571.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,769.02 : 103,119.50 = 24,389.12 : x
  2. Step 2: Convert to fraction form
    68,769.02/103,119.50 = 24,389.12/x
  3. Step 3: Cross multiply
    68,769.02x = 103,119.50 × 24,389.12
  4. Step 4: Simplify right side
    68,769.02x = 2,514,994,178.61
  5. Step 5: Solve for x
    x = 2,514,994,178.61/68,769.02
  6. Step 6: Final answer
    x = 36,571.61

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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.