Home / 49,727.16-74,601.70-21,651.72

Finding the Fourth Proportional to 49,727.16, 74,601.70 and 21,651.72

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Solution

The fourth proportional to 49,727.16, 74,601.70 and 21,651.72 is: 32,482.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,727.16 : 74,601.70 = 21,651.72 : x
  2. Step 2: Convert to fraction form
    49,727.16/74,601.70 = 21,651.72/x
  3. Step 3: Cross multiply
    49,727.16x = 74,601.70 × 21,651.72
  4. Step 4: Simplify right side
    49,727.16x = 1,615,255,119.92
  5. Step 5: Solve for x
    x = 1,615,255,119.92/49,727.16
  6. Step 6: Final answer
    x = 32,482.35

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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.