Home / 58,550.13-87,839.17-19,107.32

Finding the Fourth Proportional to 58,550.13, 87,839.17 and 19,107.32

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Solution

The fourth proportional to 58,550.13, 87,839.17 and 19,107.32 is: 28,665.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,550.13 : 87,839.17 = 19,107.32 : x
  2. Step 2: Convert to fraction form
    58,550.13/87,839.17 = 19,107.32/x
  3. Step 3: Cross multiply
    58,550.13x = 87,839.17 × 19,107.32
  4. Step 4: Simplify right side
    58,550.13x = 1,678,370,642.76
  5. Step 5: Solve for x
    x = 1,678,370,642.76/58,550.13
  6. Step 6: Final answer
    x = 28,665.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.