Home / 62,756.20-94,132.38-21,199.72

Finding the Fourth Proportional to 62,756.20, 94,132.38 and 21,199.72

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Solution

The fourth proportional to 62,756.20, 94,132.38 and 21,199.72 is: 31,798.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,756.20 : 94,132.38 = 21,199.72 : x
  2. Step 2: Convert to fraction form
    62,756.20/94,132.38 = 21,199.72/x
  3. Step 3: Cross multiply
    62,756.20x = 94,132.38 × 21,199.72
  4. Step 4: Simplify right side
    62,756.20x = 1,995,580,098.93
  5. Step 5: Solve for x
    x = 1,995,580,098.93/62,756.20
  6. Step 6: Final answer
    x = 31,798.93

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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.