Home / 83,652.54-115,439.06-45,926.52

Finding the Fourth Proportional to 83,652.54, 115,439.06 and 45,926.52

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Solution

The fourth proportional to 83,652.54, 115,439.06 and 45,926.52 is: 63,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,652.54 : 115,439.06 = 45,926.52 : x
  2. Step 2: Convert to fraction form
    83,652.54/115,439.06 = 45,926.52/x
  3. Step 3: Cross multiply
    83,652.54x = 115,439.06 × 45,926.52
  4. Step 4: Simplify right side
    83,652.54x = 5,301,714,297.87
  5. Step 5: Solve for x
    x = 5,301,714,297.87/83,652.54
  6. Step 6: Final answer
    x = 63,377.80

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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.