Home / 51,044.48-76,722.88-42,335.36

Finding the Fourth Proportional to 51,044.48, 76,722.88 and 42,335.36

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Solution

The fourth proportional to 51,044.48, 76,722.88 and 42,335.36 is: 63,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,044.48 : 76,722.88 = 42,335.36 : x
  2. Step 2: Convert to fraction form
    51,044.48/76,722.88 = 42,335.36/x
  3. Step 3: Cross multiply
    51,044.48x = 76,722.88 × 42,335.36
  4. Step 4: Simplify right side
    51,044.48x = 3,248,090,745.04
  5. Step 5: Solve for x
    x = 3,248,090,745.04/51,044.48
  6. Step 6: Final answer
    x = 63,632.56

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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.