Home / 69,836.19-104,774.94-40,275.24

Finding the Fourth Proportional to 69,836.19, 104,774.94 and 40,275.24

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Solution

The fourth proportional to 69,836.19, 104,774.94 and 40,275.24 is: 60,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,836.19 : 104,774.94 = 40,275.24 : x
  2. Step 2: Convert to fraction form
    69,836.19/104,774.94 = 40,275.24/x
  3. Step 3: Cross multiply
    69,836.19x = 104,774.94 × 40,275.24
  4. Step 4: Simplify right side
    69,836.19x = 4,219,835,854.49
  5. Step 5: Solve for x
    x = 4,219,835,854.49/69,836.19
  6. Step 6: Final answer
    x = 60,424.77

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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.