Home / 42,280.25-58,331.75-25,272.68

Finding the Fourth Proportional to 42,280.25, 58,331.75 and 25,272.68

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Solution

The fourth proportional to 42,280.25, 58,331.75 and 25,272.68 is: 34,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,280.25 : 58,331.75 = 25,272.68 : x
  2. Step 2: Convert to fraction form
    42,280.25/58,331.75 = 25,272.68/x
  3. Step 3: Cross multiply
    42,280.25x = 58,331.75 × 25,272.68
  4. Step 4: Simplify right side
    42,280.25x = 1,474,199,233.57
  5. Step 5: Solve for x
    x = 1,474,199,233.57/42,280.25
  6. Step 6: Final answer
    x = 34,867.33

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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.