Home / 42,208.20-63,288.91-17,265.76

Finding the Fourth Proportional to 42,208.20, 63,288.91 and 17,265.76

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Solution

The fourth proportional to 42,208.20, 63,288.91 and 17,265.76 is: 25,889.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,208.20 : 63,288.91 = 17,265.76 : x
  2. Step 2: Convert to fraction form
    42,208.20/63,288.91 = 17,265.76/x
  3. Step 3: Cross multiply
    42,208.20x = 63,288.91 × 17,265.76
  4. Step 4: Simplify right side
    42,208.20x = 1,092,731,130.72
  5. Step 5: Solve for x
    x = 1,092,731,130.72/42,208.20
  6. Step 6: Final answer
    x = 25,889.07

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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.