Home / 38,825.40-58,139.10-25,637.52

Finding the Fourth Proportional to 38,825.40, 58,139.10 and 25,637.52

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Solution

The fourth proportional to 38,825.40, 58,139.10 and 25,637.52 is: 38,390.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,825.40 : 58,139.10 = 25,637.52 : x
  2. Step 2: Convert to fraction form
    38,825.40/58,139.10 = 25,637.52/x
  3. Step 3: Cross multiply
    38,825.40x = 58,139.10 × 25,637.52
  4. Step 4: Simplify right side
    38,825.40x = 1,490,542,339.03
  5. Step 5: Solve for x
    x = 1,490,542,339.03/38,825.40
  6. Step 6: Final answer
    x = 38,390.91

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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.