Home / 240,553.36-361,005-107,583.76

Finding the Fourth Proportional to 240,553.36, 361,005 and 107,583.76

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Solution

The fourth proportional to 240,553.36, 361,005 and 107,583.76 is: 161,453.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,553.36 : 361,005 = 107,583.76 : x
  2. Step 2: Convert to fraction form
    240,553.36/361,005 = 107,583.76/x
  3. Step 3: Cross multiply
    240,553.36x = 361,005 × 107,583.76
  4. Step 4: Simplify right side
    240,553.36x = 38,838,275,278.80
  5. Step 5: Solve for x
    x = 38,838,275,278.80/240,553.36
  6. Step 6: Final answer
    x = 161,453.89

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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.