Home / 51,015.62-70,229.22-42,048.92

Finding the Fourth Proportional to 51,015.62, 70,229.22 and 42,048.92

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Solution

The fourth proportional to 51,015.62, 70,229.22 and 42,048.92 is: 57,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,015.62 : 70,229.22 = 42,048.92 : x
  2. Step 2: Convert to fraction form
    51,015.62/70,229.22 = 42,048.92/x
  3. Step 3: Cross multiply
    51,015.62x = 70,229.22 × 42,048.92
  4. Step 4: Simplify right side
    51,015.62x = 2,953,062,853.44
  5. Step 5: Solve for x
    x = 2,953,062,853.44/51,015.62
  6. Step 6: Final answer
    x = 57,885.46

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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.