Home / 49,631.51-68,497.30-29,488.55

Finding the Fourth Proportional to 49,631.51, 68,497.30 and 29,488.55

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Solution

The fourth proportional to 49,631.51, 68,497.30 and 29,488.55 is: 40,697.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,631.51 : 68,497.30 = 29,488.55 : x
  2. Step 2: Convert to fraction form
    49,631.51/68,497.30 = 29,488.55/x
  3. Step 3: Cross multiply
    49,631.51x = 68,497.30 × 29,488.55
  4. Step 4: Simplify right side
    49,631.51x = 2,019,886,055.92
  5. Step 5: Solve for x
    x = 2,019,886,055.92/49,631.51
  6. Step 6: Final answer
    x = 40,697.66

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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.