Home / 51,157.23-70,596.78-28,496.49

Finding the Fourth Proportional to 51,157.23, 70,596.78 and 28,496.49

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Solution

The fourth proportional to 51,157.23, 70,596.78 and 28,496.49 is: 39,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,157.23 : 70,596.78 = 28,496.49 : x
  2. Step 2: Convert to fraction form
    51,157.23/70,596.78 = 28,496.49/x
  3. Step 3: Cross multiply
    51,157.23x = 70,596.78 × 28,496.49
  4. Step 4: Simplify right side
    51,157.23x = 2,011,760,435.30
  5. Step 5: Solve for x
    x = 2,011,760,435.30/51,157.23
  6. Step 6: Final answer
    x = 39,325.05

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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.