Home / 42,155.39-58,174.31-23,292.38

Finding the Fourth Proportional to 42,155.39, 58,174.31 and 23,292.38

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Solution

The fourth proportional to 42,155.39, 58,174.31 and 23,292.38 is: 32,143.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,155.39 : 58,174.31 = 23,292.38 : x
  2. Step 2: Convert to fraction form
    42,155.39/58,174.31 = 23,292.38/x
  3. Step 3: Cross multiply
    42,155.39x = 58,174.31 × 23,292.38
  4. Step 4: Simplify right side
    42,155.39x = 1,355,017,727.42
  5. Step 5: Solve for x
    x = 1,355,017,727.42/42,155.39
  6. Step 6: Final answer
    x = 32,143.41

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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.