Home / 57,305.28-79,062.30-34,651.20

Finding the Fourth Proportional to 57,305.28, 79,062.30 and 34,651.20

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Solution

The fourth proportional to 57,305.28, 79,062.30 and 34,651.20 is: 47,807.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,305.28 : 79,062.30 = 34,651.20 : x
  2. Step 2: Convert to fraction form
    57,305.28/79,062.30 = 34,651.20/x
  3. Step 3: Cross multiply
    57,305.28x = 79,062.30 × 34,651.20
  4. Step 4: Simplify right side
    57,305.28x = 2,739,603,569.76
  5. Step 5: Solve for x
    x = 2,739,603,569.76/57,305.28
  6. Step 6: Final answer
    x = 47,807.18

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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.