Home / 42,226.88-58,272.72-25,230.20

Finding the Fourth Proportional to 42,226.88, 58,272.72 and 25,230.20

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Solution

The fourth proportional to 42,226.88, 58,272.72 and 25,230.20 is: 34,817.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,226.88 : 58,272.72 = 25,230.20 : x
  2. Step 2: Convert to fraction form
    42,226.88/58,272.72 = 25,230.20/x
  3. Step 3: Cross multiply
    42,226.88x = 58,272.72 × 25,230.20
  4. Step 4: Simplify right side
    42,226.88x = 1,470,232,380.14
  5. Step 5: Solve for x
    x = 1,470,232,380.14/42,226.88
  6. Step 6: Final answer
    x = 34,817.45

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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.