Home / 55,593.16-76,717.68-30,442.64

Finding the Fourth Proportional to 55,593.16, 76,717.68 and 30,442.64

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Solution

The fourth proportional to 55,593.16, 76,717.68 and 30,442.64 is: 42,010.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,593.16 : 76,717.68 = 30,442.64 : x
  2. Step 2: Convert to fraction form
    55,593.16/76,717.68 = 30,442.64/x
  3. Step 3: Cross multiply
    55,593.16x = 76,717.68 × 30,442.64
  4. Step 4: Simplify right side
    55,593.16x = 2,335,488,713.88
  5. Step 5: Solve for x
    x = 2,335,488,713.88/55,593.16
  6. Step 6: Final answer
    x = 42,010.36

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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.