Home / 96,671.18-145,013.67-40,454.69

Finding the Fourth Proportional to 96,671.18, 145,013.67 and 40,454.69

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Solution

The fourth proportional to 96,671.18, 145,013.67 and 40,454.69 is: 60,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,671.18 : 145,013.67 = 40,454.69 : x
  2. Step 2: Convert to fraction form
    96,671.18/145,013.67 = 40,454.69/x
  3. Step 3: Cross multiply
    96,671.18x = 145,013.67 × 40,454.69
  4. Step 4: Simplify right side
    96,671.18x = 5,866,482,340.54
  5. Step 5: Solve for x
    x = 5,866,482,340.54/96,671.18
  6. Step 6: Final answer
    x = 60,684.92

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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.