Home / 68,582.52-102,767.40-47,563.56

Finding the Fourth Proportional to 68,582.52, 102,767.40 and 47,563.56

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Solution

The fourth proportional to 68,582.52, 102,767.40 and 47,563.56 is: 71,271.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,582.52 : 102,767.40 = 47,563.56 : x
  2. Step 2: Convert to fraction form
    68,582.52/102,767.40 = 47,563.56/x
  3. Step 3: Cross multiply
    68,582.52x = 102,767.40 × 47,563.56
  4. Step 4: Simplify right side
    68,582.52x = 4,887,983,395.94
  5. Step 5: Solve for x
    x = 4,887,983,395.94/68,582.52
  6. Step 6: Final answer
    x = 71,271.56

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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.