Home / 76,512.50-114,253.34-62,500.21

Finding the Fourth Proportional to 76,512.50, 114,253.34 and 62,500.21

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Solution

The fourth proportional to 76,512.50, 114,253.34 and 62,500.21 is: 93,329.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,512.50 : 114,253.34 = 62,500.21 : x
  2. Step 2: Convert to fraction form
    76,512.50/114,253.34 = 62,500.21/x
  3. Step 3: Cross multiply
    76,512.50x = 114,253.34 × 62,500.21
  4. Step 4: Simplify right side
    76,512.50x = 7,140,857,145.07
  5. Step 5: Solve for x
    x = 7,140,857,145.07/76,512.50
  6. Step 6: Final answer
    x = 93,329.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.