Home / 233,243.20-349,778.94-83,442.88

Finding the Fourth Proportional to 233,243.20, 349,778.94 and 83,442.88

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Solution

The fourth proportional to 233,243.20, 349,778.94 and 83,442.88 is: 125,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,243.20 : 349,778.94 = 83,442.88 : x
  2. Step 2: Convert to fraction form
    233,243.20/349,778.94 = 83,442.88/x
  3. Step 3: Cross multiply
    233,243.20x = 349,778.94 × 83,442.88
  4. Step 4: Simplify right side
    233,243.20x = 29,186,562,116.95
  5. Step 5: Solve for x
    x = 29,186,562,116.95/233,243.20
  6. Step 6: Final answer
    x = 125,133.60

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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.