Home / 58,521.69-87,773.36-19,078.61

Finding the Fourth Proportional to 58,521.69, 87,773.36 and 19,078.61

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Solution

The fourth proportional to 58,521.69, 87,773.36 and 19,078.61 is: 28,614.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,521.69 : 87,773.36 = 19,078.61 : x
  2. Step 2: Convert to fraction form
    58,521.69/87,773.36 = 19,078.61/x
  3. Step 3: Cross multiply
    58,521.69x = 87,773.36 × 19,078.61
  4. Step 4: Simplify right side
    58,521.69x = 1,674,593,169.57
  5. Step 5: Solve for x
    x = 1,674,593,169.57/58,521.69
  6. Step 6: Final answer
    x = 28,614.91

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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.