Home / 57,544.64-79,370.68-38,414.76

Finding the Fourth Proportional to 57,544.64, 79,370.68 and 38,414.76

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Solution

The fourth proportional to 57,544.64, 79,370.68 and 38,414.76 is: 52,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,544.64 : 79,370.68 = 38,414.76 : x
  2. Step 2: Convert to fraction form
    57,544.64/79,370.68 = 38,414.76/x
  3. Step 3: Cross multiply
    57,544.64x = 79,370.68 × 38,414.76
  4. Step 4: Simplify right side
    57,544.64x = 3,049,005,623.24
  5. Step 5: Solve for x
    x = 3,049,005,623.24/57,544.64
  6. Step 6: Final answer
    x = 52,985.05

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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.