Home / 42,555.36-63,721.68-35,874.24

Finding the Fourth Proportional to 42,555.36, 63,721.68 and 35,874.24

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Solution

The fourth proportional to 42,555.36, 63,721.68 and 35,874.24 is: 53,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,555.36 : 63,721.68 = 35,874.24 : x
  2. Step 2: Convert to fraction form
    42,555.36/63,721.68 = 35,874.24/x
  3. Step 3: Cross multiply
    42,555.36x = 63,721.68 × 35,874.24
  4. Step 4: Simplify right side
    42,555.36x = 2,285,966,841.52
  5. Step 5: Solve for x
    x = 2,285,966,841.52/42,555.36
  6. Step 6: Final answer
    x = 53,717.48

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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.