Home / 42,171.31-58,194.66-25,178.32

Finding the Fourth Proportional to 42,171.31, 58,194.66 and 25,178.32

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Solution

The fourth proportional to 42,171.31, 58,194.66 and 25,178.32 is: 34,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,171.31 : 58,194.66 = 25,178.32 : x
  2. Step 2: Convert to fraction form
    42,171.31/58,194.66 = 25,178.32/x
  3. Step 3: Cross multiply
    42,171.31x = 58,194.66 × 25,178.32
  4. Step 4: Simplify right side
    42,171.31x = 1,465,243,771.77
  5. Step 5: Solve for x
    x = 1,465,243,771.77/42,171.31
  6. Step 6: Final answer
    x = 34,745.04

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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.