Home / 51,743.23-77,616.56-40,488.19

Finding the Fourth Proportional to 51,743.23, 77,616.56 and 40,488.19

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Solution

The fourth proportional to 51,743.23, 77,616.56 and 40,488.19 is: 60,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,743.23 : 77,616.56 = 40,488.19 : x
  2. Step 2: Convert to fraction form
    51,743.23/77,616.56 = 40,488.19/x
  3. Step 3: Cross multiply
    51,743.23x = 77,616.56 × 40,488.19
  4. Step 4: Simplify right side
    51,743.23x = 3,142,553,935.61
  5. Step 5: Solve for x
    x = 3,142,553,935.61/51,743.23
  6. Step 6: Final answer
    x = 60,733.63

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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.