Home / 55,593.41-76,718.14-30,442.91

Finding the Fourth Proportional to 55,593.41, 76,718.14 and 30,442.91

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Solution

The fourth proportional to 55,593.41, 76,718.14 and 30,442.91 is: 42,010.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,593.41 : 76,718.14 = 30,442.91 : x
  2. Step 2: Convert to fraction form
    55,593.41/76,718.14 = 30,442.91/x
  3. Step 3: Cross multiply
    55,593.41x = 76,718.14 × 30,442.91
  4. Step 4: Simplify right side
    55,593.41x = 2,335,522,971.69
  5. Step 5: Solve for x
    x = 2,335,522,971.69/55,593.41
  6. Step 6: Final answer
    x = 42,010.79

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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.