Home / 42,242.99-58,291.37-25,243.85

Finding the Fourth Proportional to 42,242.99, 58,291.37 and 25,243.85

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Solution

The fourth proportional to 42,242.99, 58,291.37 and 25,243.85 is: 34,834.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,242.99 : 58,291.37 = 25,243.85 : x
  2. Step 2: Convert to fraction form
    42,242.99/58,291.37 = 25,243.85/x
  3. Step 3: Cross multiply
    42,242.99x = 58,291.37 × 25,243.85
  4. Step 4: Simplify right side
    42,242.99x = 1,471,498,714.75
  5. Step 5: Solve for x
    x = 1,471,498,714.75/42,242.99
  6. Step 6: Final answer
    x = 34,834.16

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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.