Home / 51,130.68-76,708.32-16,070.31

Finding the Fourth Proportional to 51,130.68, 76,708.32 and 16,070.31

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Solution

The fourth proportional to 51,130.68, 76,708.32 and 16,070.31 is: 24,109.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,130.68 : 76,708.32 = 16,070.31 : x
  2. Step 2: Convert to fraction form
    51,130.68/76,708.32 = 16,070.31/x
  3. Step 3: Cross multiply
    51,130.68x = 76,708.32 × 16,070.31
  4. Step 4: Simplify right side
    51,130.68x = 1,232,726,481.98
  5. Step 5: Solve for x
    x = 1,232,726,481.98/51,130.68
  6. Step 6: Final answer
    x = 24,109.33

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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.