Home / 68,371.13-94,356.89-38,162.33

Finding the Fourth Proportional to 68,371.13, 94,356.89 and 38,162.33

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Solution

The fourth proportional to 68,371.13, 94,356.89 and 38,162.33 is: 52,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,371.13 : 94,356.89 = 38,162.33 : x
  2. Step 2: Convert to fraction form
    68,371.13/94,356.89 = 38,162.33/x
  3. Step 3: Cross multiply
    68,371.13x = 94,356.89 × 38,162.33
  4. Step 4: Simplify right side
    68,371.13x = 3,600,878,111.36
  5. Step 5: Solve for x
    x = 3,600,878,111.36/68,371.13
  6. Step 6: Final answer
    x = 52,666.65

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1.5x scale

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.