Home / 71,053.54-98,052.42-40,838.07

Finding the Fourth Proportional to 71,053.54, 98,052.42 and 40,838.07

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Solution

The fourth proportional to 71,053.54, 98,052.42 and 40,838.07 is: 56,355.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,053.54 : 98,052.42 = 40,838.07 : x
  2. Step 2: Convert to fraction form
    71,053.54/98,052.42 = 40,838.07/x
  3. Step 3: Cross multiply
    71,053.54x = 98,052.42 × 40,838.07
  4. Step 4: Simplify right side
    71,053.54x = 4,004,272,112.47
  5. Step 5: Solve for x
    x = 4,004,272,112.47/71,053.54
  6. Step 6: Final answer
    x = 56,355.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.