Home / 146,599.80-219,972.60-57,856.20

Finding the Fourth Proportional to 146,599.80, 219,972.60 and 57,856.20

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Solution

The fourth proportional to 146,599.80, 219,972.60 and 57,856.20 is: 86,813.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,599.80 : 219,972.60 = 57,856.20 : x
  2. Step 2: Convert to fraction form
    146,599.80/219,972.60 = 57,856.20/x
  3. Step 3: Cross multiply
    146,599.80x = 219,972.60 × 57,856.20
  4. Step 4: Simplify right side
    146,599.80x = 12,726,778,740.12
  5. Step 5: Solve for x
    x = 12,726,778,740.12/146,599.80
  6. Step 6: Final answer
    x = 86,813.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.