Home / 248,389.30-372,471.90-70,854.04

Finding the Fourth Proportional to 248,389.30, 372,471.90 and 70,854.04

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Solution

The fourth proportional to 248,389.30, 372,471.90 and 70,854.04 is: 106,249.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,389.30 : 372,471.90 = 70,854.04 : x
  2. Step 2: Convert to fraction form
    248,389.30/372,471.90 = 70,854.04/x
  3. Step 3: Cross multiply
    248,389.30x = 372,471.90 × 70,854.04
  4. Step 4: Simplify right side
    248,389.30x = 26,391,138,901.48
  5. Step 5: Solve for x
    x = 26,391,138,901.48/248,389.30
  6. Step 6: Final answer
    x = 106,249.10

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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.