Home / 51,868.34-77,807.37-40,194.62

Finding the Fourth Proportional to 51,868.34, 77,807.37 and 40,194.62

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Solution

The fourth proportional to 51,868.34, 77,807.37 and 40,194.62 is: 60,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,868.34 : 77,807.37 = 40,194.62 : x
  2. Step 2: Convert to fraction form
    51,868.34/77,807.37 = 40,194.62/x
  3. Step 3: Cross multiply
    51,868.34x = 77,807.37 × 40,194.62
  4. Step 4: Simplify right side
    51,868.34x = 3,127,437,670.35
  5. Step 5: Solve for x
    x = 3,127,437,670.35/51,868.34
  6. Step 6: Final answer
    x = 60,295.70

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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.