Home / 248,877.20-373,315.80-71,402.15

Finding the Fourth Proportional to 248,877.20, 373,315.80 and 71,402.15

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Solution

The fourth proportional to 248,877.20, 373,315.80 and 71,402.15 is: 107,103.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,877.20 : 373,315.80 = 71,402.15 : x
  2. Step 2: Convert to fraction form
    248,877.20/373,315.80 = 71,402.15/x
  3. Step 3: Cross multiply
    248,877.20x = 373,315.80 × 71,402.15
  4. Step 4: Simplify right side
    248,877.20x = 26,655,550,748.97
  5. Step 5: Solve for x
    x = 26,655,550,748.97/248,877.20
  6. Step 6: Final answer
    x = 107,103.23

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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.