Home / 49,601.66-68,424.63-30,705.98

Finding the Fourth Proportional to 49,601.66, 68,424.63 and 30,705.98

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Solution

The fourth proportional to 49,601.66, 68,424.63 and 30,705.98 is: 42,358.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,601.66 : 68,424.63 = 30,705.98 : x
  2. Step 2: Convert to fraction form
    49,601.66/68,424.63 = 30,705.98/x
  3. Step 3: Cross multiply
    49,601.66x = 68,424.63 × 30,705.98
  4. Step 4: Simplify right side
    49,601.66x = 2,101,045,320.29
  5. Step 5: Solve for x
    x = 2,101,045,320.29/49,601.66
  6. Step 6: Final answer
    x = 42,358.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.