Home / 146,901.60-202,722.12-82,370.52

Finding the Fourth Proportional to 146,901.60, 202,722.12 and 82,370.52

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Solution

The fourth proportional to 146,901.60, 202,722.12 and 82,370.52 is: 113,670.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,901.60 : 202,722.12 = 82,370.52 : x
  2. Step 2: Convert to fraction form
    146,901.60/202,722.12 = 82,370.52/x
  3. Step 3: Cross multiply
    146,901.60x = 202,722.12 × 82,370.52
  4. Step 4: Simplify right side
    146,901.60x = 16,698,326,439.90
  5. Step 5: Solve for x
    x = 16,698,326,439.90/146,901.60
  6. Step 6: Final answer
    x = 113,670.15

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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.