Home / 68,887.77-95,062.06-38,672.54

Finding the Fourth Proportional to 68,887.77, 95,062.06 and 38,672.54

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Solution

The fourth proportional to 68,887.77, 95,062.06 and 38,672.54 is: 53,366.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,887.77 : 95,062.06 = 38,672.54 : x
  2. Step 2: Convert to fraction form
    68,887.77/95,062.06 = 38,672.54/x
  3. Step 3: Cross multiply
    68,887.77x = 95,062.06 × 38,672.54
  4. Step 4: Simplify right side
    68,887.77x = 3,676,291,029.81
  5. Step 5: Solve for x
    x = 3,676,291,029.81/68,887.77
  6. Step 6: Final answer
    x = 53,366.38

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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.