Home / 248,235.48-342,578.22-140,840.04

Finding the Fourth Proportional to 248,235.48, 342,578.22 and 140,840.04

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Solution

The fourth proportional to 248,235.48, 342,578.22 and 140,840.04 is: 194,366.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,235.48 : 342,578.22 = 140,840.04 : x
  2. Step 2: Convert to fraction form
    248,235.48/342,578.22 = 140,840.04/x
  3. Step 3: Cross multiply
    248,235.48x = 342,578.22 × 140,840.04
  4. Step 4: Simplify right side
    248,235.48x = 48,248,730,207.93
  5. Step 5: Solve for x
    x = 48,248,730,207.93/248,235.48
  6. Step 6: Final answer
    x = 194,366.78

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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.