Home / 51,290.67-76,935.20-26,316.31

Finding the Fourth Proportional to 51,290.67, 76,935.20 and 26,316.31

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Solution

The fourth proportional to 51,290.67, 76,935.20 and 26,316.31 is: 39,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,290.67 : 76,935.20 = 26,316.31 : x
  2. Step 2: Convert to fraction form
    51,290.67/76,935.20 = 26,316.31/x
  3. Step 3: Cross multiply
    51,290.67x = 76,935.20 × 26,316.31
  4. Step 4: Simplify right side
    51,290.67x = 2,024,650,446.56
  5. Step 5: Solve for x
    x = 2,024,650,446.56/51,290.67
  6. Step 6: Final answer
    x = 39,474.05

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1.5x scale

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.