Home / 54,719.94-75,512.51-30,846.63

Finding the Fourth Proportional to 54,719.94, 75,512.51 and 30,846.63

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Solution

The fourth proportional to 54,719.94, 75,512.51 and 30,846.63 is: 42,567.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,719.94 : 75,512.51 = 30,846.63 : x
  2. Step 2: Convert to fraction form
    54,719.94/75,512.51 = 30,846.63/x
  3. Step 3: Cross multiply
    54,719.94x = 75,512.51 × 30,846.63
  4. Step 4: Simplify right side
    54,719.94x = 2,329,306,700.95
  5. Step 5: Solve for x
    x = 2,329,306,700.95/54,719.94
  6. Step 6: Final answer
    x = 42,567.78

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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.