Home / 73,780.07-110,642.98-26,382.31

Finding the Fourth Proportional to 73,780.07, 110,642.98 and 26,382.31

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Solution

The fourth proportional to 73,780.07, 110,642.98 and 26,382.31 is: 39,563.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,780.07 : 110,642.98 = 26,382.31 : x
  2. Step 2: Convert to fraction form
    73,780.07/110,642.98 = 26,382.31/x
  3. Step 3: Cross multiply
    73,780.07x = 110,642.98 × 26,382.31
  4. Step 4: Simplify right side
    73,780.07x = 2,919,017,426.84
  5. Step 5: Solve for x
    x = 2,919,017,426.84/73,780.07
  6. Step 6: Final answer
    x = 39,563.77

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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.