Home / 68,661.18-102,868.75-24,259.61

Finding the Fourth Proportional to 68,661.18, 102,868.75 and 24,259.61

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Solution

The fourth proportional to 68,661.18, 102,868.75 and 24,259.61 is: 36,345.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,661.18 : 102,868.75 = 24,259.61 : x
  2. Step 2: Convert to fraction form
    68,661.18/102,868.75 = 24,259.61/x
  3. Step 3: Cross multiply
    68,661.18x = 102,868.75 × 24,259.61
  4. Step 4: Simplify right side
    68,661.18x = 2,495,556,222.46
  5. Step 5: Solve for x
    x = 2,495,556,222.46/68,661.18
  6. Step 6: Final answer
    x = 36,345.96

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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.