Home / 240,353.85-331,685.44-132,921.55

Finding the Fourth Proportional to 240,353.85, 331,685.44 and 132,921.55

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Solution

The fourth proportional to 240,353.85, 331,685.44 and 132,921.55 is: 183,430.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,353.85 : 331,685.44 = 132,921.55 : x
  2. Step 2: Convert to fraction form
    240,353.85/331,685.44 = 132,921.55/x
  3. Step 3: Cross multiply
    240,353.85x = 331,685.44 × 132,921.55
  4. Step 4: Simplify right side
    240,353.85x = 44,088,142,797.23
  5. Step 5: Solve for x
    x = 44,088,142,797.23/240,353.85
  6. Step 6: Final answer
    x = 183,430.15

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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.