Home / 248,445.76-372,553.96-79,934.80

Finding the Fourth Proportional to 248,445.76, 372,553.96 and 79,934.80

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Solution

The fourth proportional to 248,445.76, 372,553.96 and 79,934.80 is: 119,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,445.76 : 372,553.96 = 79,934.80 : x
  2. Step 2: Convert to fraction form
    248,445.76/372,553.96 = 79,934.80/x
  3. Step 3: Cross multiply
    248,445.76x = 372,553.96 × 79,934.80
  4. Step 4: Simplify right side
    248,445.76x = 29,780,026,281.81
  5. Step 5: Solve for x
    x = 29,780,026,281.81/248,445.76
  6. Step 6: Final answer
    x = 119,865.30

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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.