Home / 38,690.90-58,023.12-25,456.04

Finding the Fourth Proportional to 38,690.90, 58,023.12 and 25,456.04

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Solution

The fourth proportional to 38,690.90, 58,023.12 and 25,456.04 is: 38,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,690.90 : 58,023.12 = 25,456.04 : x
  2. Step 2: Convert to fraction form
    38,690.90/58,023.12 = 25,456.04/x
  3. Step 3: Cross multiply
    38,690.90x = 58,023.12 × 25,456.04
  4. Step 4: Simplify right side
    38,690.90x = 1,477,038,863.64
  5. Step 5: Solve for x
    x = 1,477,038,863.64/38,690.90
  6. Step 6: Final answer
    x = 38,175.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.