Home / 74,053.20-102,193.92-45,372.92

Finding the Fourth Proportional to 74,053.20, 102,193.92 and 45,372.92

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Solution

The fourth proportional to 74,053.20, 102,193.92 and 45,372.92 is: 62,614.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,053.20 : 102,193.92 = 45,372.92 : x
  2. Step 2: Convert to fraction form
    74,053.20/102,193.92 = 45,372.92/x
  3. Step 3: Cross multiply
    74,053.20x = 102,193.92 × 45,372.92
  4. Step 4: Simplify right side
    74,053.20x = 4,636,836,556.65
  5. Step 5: Solve for x
    x = 4,636,836,556.65/74,053.20
  6. Step 6: Final answer
    x = 62,614.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.