Home / 55,612.44-76,744.44-30,462.12

Finding the Fourth Proportional to 55,612.44, 76,744.44 and 30,462.12

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Solution

The fourth proportional to 55,612.44, 76,744.44 and 30,462.12 is: 42,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,612.44 : 76,744.44 = 30,462.12 : x
  2. Step 2: Convert to fraction form
    55,612.44/76,744.44 = 30,462.12/x
  3. Step 3: Cross multiply
    55,612.44x = 76,744.44 × 30,462.12
  4. Step 4: Simplify right side
    55,612.44x = 2,337,798,340.61
  5. Step 5: Solve for x
    x = 2,337,798,340.61/55,612.44
  6. Step 6: Final answer
    x = 42,037.33

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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.