Home / 42,585.84-63,879.36-16,291.92

Finding the Fourth Proportional to 42,585.84, 63,879.36 and 16,291.92

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Solution

The fourth proportional to 42,585.84, 63,879.36 and 16,291.92 is: 24,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,585.84 : 63,879.36 = 16,291.92 : x
  2. Step 2: Convert to fraction form
    42,585.84/63,879.36 = 16,291.92/x
  3. Step 3: Cross multiply
    42,585.84x = 63,879.36 × 16,291.92
  4. Step 4: Simplify right side
    42,585.84x = 1,040,717,422.77
  5. Step 5: Solve for x
    x = 1,040,717,422.77/42,585.84
  6. Step 6: Final answer
    x = 24,438.11

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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.