Home / 40,379.77-60,570.16-14,084.51

Finding the Fourth Proportional to 40,379.77, 60,570.16 and 14,084.51

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Solution

The fourth proportional to 40,379.77, 60,570.16 and 14,084.51 is: 21,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,379.77 : 60,570.16 = 14,084.51 : x
  2. Step 2: Convert to fraction form
    40,379.77/60,570.16 = 14,084.51/x
  3. Step 3: Cross multiply
    40,379.77x = 60,570.16 × 14,084.51
  4. Step 4: Simplify right side
    40,379.77x = 853,100,906.03
  5. Step 5: Solve for x
    x = 853,100,906.03/40,379.77
  6. Step 6: Final answer
    x = 21,126.94

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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.