Home / 71,623.17-107,259.75-61,825.41

Finding the Fourth Proportional to 71,623.17, 107,259.75 and 61,825.41

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Solution

The fourth proportional to 71,623.17, 107,259.75 and 61,825.41 is: 92,587.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,623.17 : 107,259.75 = 61,825.41 : x
  2. Step 2: Convert to fraction form
    71,623.17/107,259.75 = 61,825.41/x
  3. Step 3: Cross multiply
    71,623.17x = 107,259.75 × 61,825.41
  4. Step 4: Simplify right side
    71,623.17x = 6,631,378,020.25
  5. Step 5: Solve for x
    x = 6,631,378,020.25/71,623.17
  6. Step 6: Final answer
    x = 92,587.05

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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.