Home / 233,049.20-349,836.60-154,317.20

Finding the Fourth Proportional to 233,049.20, 349,836.60 and 154,317.20

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Solution

The fourth proportional to 233,049.20, 349,836.60 and 154,317.20 is: 231,649.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,049.20 : 349,836.60 = 154,317.20 : x
  2. Step 2: Convert to fraction form
    233,049.20/349,836.60 = 154,317.20/x
  3. Step 3: Cross multiply
    233,049.20x = 349,836.60 × 154,317.20
  4. Step 4: Simplify right side
    233,049.20x = 53,985,804,569.52
  5. Step 5: Solve for x
    x = 53,985,804,569.52/233,049.20
  6. Step 6: Final answer
    x = 231,649.82

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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.