Home / 38,689.20-58,297.38-31,823.04

Finding the Fourth Proportional to 38,689.20, 58,297.38 and 31,823.04

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Solution

The fourth proportional to 38,689.20, 58,297.38 and 31,823.04 is: 47,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,689.20 : 58,297.38 = 31,823.04 : x
  2. Step 2: Convert to fraction form
    38,689.20/58,297.38 = 31,823.04/x
  3. Step 3: Cross multiply
    38,689.20x = 58,297.38 × 31,823.04
  4. Step 4: Simplify right side
    38,689.20x = 1,855,199,855.64
  5. Step 5: Solve for x
    x = 1,855,199,855.64/38,689.20
  6. Step 6: Final answer
    x = 47,951.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.