Home / 154,416.60-231,236.10-101,539.80

Finding the Fourth Proportional to 154,416.60, 231,236.10 and 101,539.80

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Solution

The fourth proportional to 154,416.60, 231,236.10 and 101,539.80 is: 152,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,416.60 : 231,236.10 = 101,539.80 : x
  2. Step 2: Convert to fraction form
    154,416.60/231,236.10 = 101,539.80/x
  3. Step 3: Cross multiply
    154,416.60x = 231,236.10 × 101,539.80
  4. Step 4: Simplify right side
    154,416.60x = 23,479,667,346.78
  5. Step 5: Solve for x
    x = 23,479,667,346.78/154,416.60
  6. Step 6: Final answer
    x = 152,054.04

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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.