Home / 70,940.54-97,897.95-40,727.82

Finding the Fourth Proportional to 70,940.54, 97,897.95 and 40,727.82

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Solution

The fourth proportional to 70,940.54, 97,897.95 and 40,727.82 is: 56,204.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,940.54 : 97,897.95 = 40,727.82 : x
  2. Step 2: Convert to fraction form
    70,940.54/97,897.95 = 40,727.82/x
  3. Step 3: Cross multiply
    70,940.54x = 97,897.95 × 40,727.82
  4. Step 4: Simplify right side
    70,940.54x = 3,987,170,085.97
  5. Step 5: Solve for x
    x = 3,987,170,085.97/70,940.54
  6. Step 6: Final answer
    x = 56,204.39

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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.