Home / 49,379.51-74,050.89-17,781.02

Finding the Fourth Proportional to 49,379.51, 74,050.89 and 17,781.02

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Solution

The fourth proportional to 49,379.51, 74,050.89 and 17,781.02 is: 26,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,379.51 : 74,050.89 = 17,781.02 : x
  2. Step 2: Convert to fraction form
    49,379.51/74,050.89 = 17,781.02/x
  3. Step 3: Cross multiply
    49,379.51x = 74,050.89 × 17,781.02
  4. Step 4: Simplify right side
    49,379.51x = 1,316,700,356.11
  5. Step 5: Solve for x
    x = 1,316,700,356.11/49,379.51
  6. Step 6: Final answer
    x = 26,664.91

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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.