Home / 98,640.50-147,980.19-32,076.34

Finding the Fourth Proportional to 98,640.50, 147,980.19 and 32,076.34

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Solution

The fourth proportional to 98,640.50, 147,980.19 and 32,076.34 is: 48,120.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,640.50 : 147,980.19 = 32,076.34 : x
  2. Step 2: Convert to fraction form
    98,640.50/147,980.19 = 32,076.34/x
  3. Step 3: Cross multiply
    98,640.50x = 147,980.19 × 32,076.34
  4. Step 4: Simplify right side
    98,640.50x = 4,746,662,887.70
  5. Step 5: Solve for x
    x = 4,746,662,887.70/98,640.50
  6. Step 6: Final answer
    x = 48,120.83

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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.