Home / 49,740.06-74,613.45-18,574.62

Finding the Fourth Proportional to 49,740.06, 74,613.45 and 18,574.62

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Solution

The fourth proportional to 49,740.06, 74,613.45 and 18,574.62 is: 27,863.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,740.06 : 74,613.45 = 18,574.62 : x
  2. Step 2: Convert to fraction form
    49,740.06/74,613.45 = 18,574.62/x
  3. Step 3: Cross multiply
    49,740.06x = 74,613.45 × 18,574.62
  4. Step 4: Simplify right side
    49,740.06x = 1,385,916,480.64
  5. Step 5: Solve for x
    x = 1,385,916,480.64/49,740.06
  6. Step 6: Final answer
    x = 27,863.18

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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.