Home / 42,238.41-63,371.69-14,161.24

Finding the Fourth Proportional to 42,238.41, 63,371.69 and 14,161.24

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Solution

The fourth proportional to 42,238.41, 63,371.69 and 14,161.24 is: 21,246.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,238.41 : 63,371.69 = 14,161.24 : x
  2. Step 2: Convert to fraction form
    42,238.41/63,371.69 = 14,161.24/x
  3. Step 3: Cross multiply
    42,238.41x = 63,371.69 × 14,161.24
  4. Step 4: Simplify right side
    42,238.41x = 897,421,711.30
  5. Step 5: Solve for x
    x = 897,421,711.30/42,238.41
  6. Step 6: Final answer
    x = 21,246.58

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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.