Home / 62,408.76-93,621.98-20,275.36

Finding the Fourth Proportional to 62,408.76, 93,621.98 and 20,275.36

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Solution

The fourth proportional to 62,408.76, 93,621.98 and 20,275.36 is: 30,415.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,408.76 : 93,621.98 = 20,275.36 : x
  2. Step 2: Convert to fraction form
    62,408.76/93,621.98 = 20,275.36/x
  3. Step 3: Cross multiply
    62,408.76x = 93,621.98 × 20,275.36
  4. Step 4: Simplify right side
    62,408.76x = 1,898,219,348.41
  5. Step 5: Solve for x
    x = 1,898,219,348.41/62,408.76
  6. Step 6: Final answer
    x = 30,415.91

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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.