Home / 48,315.76-66,676.43-29,192.87

Finding the Fourth Proportional to 48,315.76, 66,676.43 and 29,192.87

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Solution

The fourth proportional to 48,315.76, 66,676.43 and 29,192.87 is: 40,286.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,315.76 : 66,676.43 = 29,192.87 : x
  2. Step 2: Convert to fraction form
    48,315.76/66,676.43 = 29,192.87/x
  3. Step 3: Cross multiply
    48,315.76x = 66,676.43 × 29,192.87
  4. Step 4: Simplify right side
    48,315.76x = 1,946,476,353.05
  5. Step 5: Solve for x
    x = 1,946,476,353.05/48,315.76
  6. Step 6: Final answer
    x = 40,286.57

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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.