Home / 83,933.92-115,837.17-62,676.28

Finding the Fourth Proportional to 83,933.92, 115,837.17 and 62,676.28

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Solution

The fourth proportional to 83,933.92, 115,837.17 and 62,676.28 is: 86,499.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,933.92 : 115,837.17 = 62,676.28 : x
  2. Step 2: Convert to fraction form
    83,933.92/115,837.17 = 62,676.28/x
  3. Step 3: Cross multiply
    83,933.92x = 115,837.17 × 62,676.28
  4. Step 4: Simplify right side
    83,933.92x = 7,260,242,322.14
  5. Step 5: Solve for x
    x = 7,260,242,322.14/83,933.92
  6. Step 6: Final answer
    x = 86,499.51

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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.