Home / 92,432.08-127,556.26-49,990.61

Finding the Fourth Proportional to 92,432.08, 127,556.26 and 49,990.61

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Solution

The fourth proportional to 92,432.08, 127,556.26 and 49,990.61 is: 68,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,432.08 : 127,556.26 = 49,990.61 : x
  2. Step 2: Convert to fraction form
    92,432.08/127,556.26 = 49,990.61/x
  3. Step 3: Cross multiply
    92,432.08x = 127,556.26 × 49,990.61
  4. Step 4: Simplify right side
    92,432.08x = 6,376,614,608.94
  5. Step 5: Solve for x
    x = 6,376,614,608.94/92,432.08
  6. Step 6: Final answer
    x = 68,987.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.