Home / 53,420.70-80,170.42-25,340.84

Finding the Fourth Proportional to 53,420.70, 80,170.42 and 25,340.84

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Solution

The fourth proportional to 53,420.70, 80,170.42 and 25,340.84 is: 38,029.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,420.70 : 80,170.42 = 25,340.84 : x
  2. Step 2: Convert to fraction form
    53,420.70/80,170.42 = 25,340.84/x
  3. Step 3: Cross multiply
    53,420.70x = 80,170.42 × 25,340.84
  4. Step 4: Simplify right side
    53,420.70x = 2,031,585,785.95
  5. Step 5: Solve for x
    x = 2,031,585,785.95/53,420.70
  6. Step 6: Final answer
    x = 38,029.94

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1.5x scale

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.