Home / 51,263.16-70,741.32-28,600.56

Finding the Fourth Proportional to 51,263.16, 70,741.32 and 28,600.56

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Solution

The fourth proportional to 51,263.16, 70,741.32 and 28,600.56 is: 39,467.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,263.16 : 70,741.32 = 28,600.56 : x
  2. Step 2: Convert to fraction form
    51,263.16/70,741.32 = 28,600.56/x
  3. Step 3: Cross multiply
    51,263.16x = 70,741.32 × 28,600.56
  4. Step 4: Simplify right side
    51,263.16x = 2,023,241,367.14
  5. Step 5: Solve for x
    x = 2,023,241,367.14/51,263.16
  6. Step 6: Final answer
    x = 39,467.75

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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.