Home / 296,074.20-444,111.30-138,610.20

Finding the Fourth Proportional to 296,074.20, 444,111.30 and 138,610.20

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Solution

The fourth proportional to 296,074.20, 444,111.30 and 138,610.20 is: 207,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,074.20 : 444,111.30 = 138,610.20 : x
  2. Step 2: Convert to fraction form
    296,074.20/444,111.30 = 138,610.20/x
  3. Step 3: Cross multiply
    296,074.20x = 444,111.30 × 138,610.20
  4. Step 4: Simplify right side
    296,074.20x = 61,558,356,115.26
  5. Step 5: Solve for x
    x = 61,558,356,115.26/296,074.20
  6. Step 6: Final answer
    x = 207,915.30

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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.