Home / 86,278.44-119,066.64-48,554.04

Finding the Fourth Proportional to 86,278.44, 119,066.64 and 48,554.04

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Solution

The fourth proportional to 86,278.44, 119,066.64 and 48,554.04 is: 67,005.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,278.44 : 119,066.64 = 48,554.04 : x
  2. Step 2: Convert to fraction form
    86,278.44/119,066.64 = 48,554.04/x
  3. Step 3: Cross multiply
    86,278.44x = 119,066.64 × 48,554.04
  4. Step 4: Simplify right side
    86,278.44x = 5,781,166,401.23
  5. Step 5: Solve for x
    x = 5,781,166,401.23/86,278.44
  6. Step 6: Final answer
    x = 67,005.92

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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.