Home / 51,117.57-76,574.25-40,605.39

Finding the Fourth Proportional to 51,117.57, 76,574.25 and 40,605.39

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Solution

The fourth proportional to 51,117.57, 76,574.25 and 40,605.39 is: 60,826.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,117.57 : 76,574.25 = 40,605.39 : x
  2. Step 2: Convert to fraction form
    51,117.57/76,574.25 = 40,605.39/x
  3. Step 3: Cross multiply
    51,117.57x = 76,574.25 × 40,605.39
  4. Step 4: Simplify right side
    51,117.57x = 3,109,327,285.21
  5. Step 5: Solve for x
    x = 3,109,327,285.21/51,117.57
  6. Step 6: Final answer
    x = 60,826.98

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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.