Home / 86,851.05-119,856.60-48,610.29

Finding the Fourth Proportional to 86,851.05, 119,856.60 and 48,610.29

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Solution

The fourth proportional to 86,851.05, 119,856.60 and 48,610.29 is: 67,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,851.05 : 119,856.60 = 48,610.29 : x
  2. Step 2: Convert to fraction form
    86,851.05/119,856.60 = 48,610.29/x
  3. Step 3: Cross multiply
    86,851.05x = 119,856.60 × 48,610.29
  4. Step 4: Simplify right side
    86,851.05x = 5,826,264,084.41
  5. Step 5: Solve for x
    x = 5,826,264,084.41/86,851.05
  6. Step 6: Final answer
    x = 67,083.40

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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.