Home / 83,822.02-115,690.80-48,036.02

Finding the Fourth Proportional to 83,822.02, 115,690.80 and 48,036.02

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Solution

The fourth proportional to 83,822.02, 115,690.80 and 48,036.02 is: 66,299.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,822.02 : 115,690.80 = 48,036.02 : x
  2. Step 2: Convert to fraction form
    83,822.02/115,690.80 = 48,036.02/x
  3. Step 3: Cross multiply
    83,822.02x = 115,690.80 × 48,036.02
  4. Step 4: Simplify right side
    83,822.02x = 5,557,325,582.62
  5. Step 5: Solve for x
    x = 5,557,325,582.62/83,822.02
  6. Step 6: Final answer
    x = 66,299.11

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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.