Home / 96,902.78-145,382.40-59,486.85

Finding the Fourth Proportional to 96,902.78, 145,382.40 and 59,486.85

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Solution

The fourth proportional to 96,902.78, 145,382.40 and 59,486.85 is: 89,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,902.78 : 145,382.40 = 59,486.85 : x
  2. Step 2: Convert to fraction form
    96,902.78/145,382.40 = 59,486.85/x
  3. Step 3: Cross multiply
    96,902.78x = 145,382.40 × 59,486.85
  4. Step 4: Simplify right side
    96,902.78x = 8,648,341,021.44
  5. Step 5: Solve for x
    x = 8,648,341,021.44/96,902.78
  6. Step 6: Final answer
    x = 89,247.61

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1.5x scale

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.