Home / 240,588.20-331,894.78-158,948.48

Finding the Fourth Proportional to 240,588.20, 331,894.78 and 158,948.48

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Solution

The fourth proportional to 240,588.20, 331,894.78 and 158,948.48 is: 219,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,588.20 : 331,894.78 = 158,948.48 : x
  2. Step 2: Convert to fraction form
    240,588.20/331,894.78 = 158,948.48/x
  3. Step 3: Cross multiply
    240,588.20x = 331,894.78 × 158,948.48
  4. Step 4: Simplify right side
    240,588.20x = 52,754,170,800.93
  5. Step 5: Solve for x
    x = 52,754,170,800.93/240,588.20
  6. Step 6: Final answer
    x = 219,271.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.