Home / 43,227.60-64,842.84-12,060.24

Finding the Fourth Proportional to 43,227.60, 64,842.84 and 12,060.24

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Solution

The fourth proportional to 43,227.60, 64,842.84 and 12,060.24 is: 18,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,227.60 : 64,842.84 = 12,060.24 : x
  2. Step 2: Convert to fraction form
    43,227.60/64,842.84 = 12,060.24/x
  3. Step 3: Cross multiply
    43,227.60x = 64,842.84 × 12,060.24
  4. Step 4: Simplify right side
    43,227.60x = 782,020,212.68
  5. Step 5: Solve for x
    x = 782,020,212.68/43,227.60
  6. Step 6: Final answer
    x = 18,090.76

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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.