Home / 71,355.05-107,054.17-26,995.40

Finding the Fourth Proportional to 71,355.05, 107,054.17 and 26,995.40

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Solution

The fourth proportional to 71,355.05, 107,054.17 and 26,995.40 is: 40,501.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,355.05 : 107,054.17 = 26,995.40 : x
  2. Step 2: Convert to fraction form
    71,355.05/107,054.17 = 26,995.40/x
  3. Step 3: Cross multiply
    71,355.05x = 107,054.17 × 26,995.40
  4. Step 4: Simplify right side
    71,355.05x = 2,889,970,140.82
  5. Step 5: Solve for x
    x = 2,889,970,140.82/71,355.05
  6. Step 6: Final answer
    x = 40,501.27

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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.