Home / 51,599.15-71,200.48-30,374.31

Finding the Fourth Proportional to 51,599.15, 71,200.48 and 30,374.31

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Solution

The fourth proportional to 51,599.15, 71,200.48 and 30,374.31 is: 41,912.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,599.15 : 71,200.48 = 30,374.31 : x
  2. Step 2: Convert to fraction form
    51,599.15/71,200.48 = 30,374.31/x
  3. Step 3: Cross multiply
    51,599.15x = 71,200.48 × 30,374.31
  4. Step 4: Simplify right side
    51,599.15x = 2,162,665,451.67
  5. Step 5: Solve for x
    x = 2,162,665,451.67/51,599.15
  6. Step 6: Final answer
    x = 41,912.81

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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.