Home / 104,095.50-156,147.57-30,223.50

Finding the Fourth Proportional to 104,095.50, 156,147.57 and 30,223.50

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Solution

The fourth proportional to 104,095.50, 156,147.57 and 30,223.50 is: 45,336.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,095.50 : 156,147.57 = 30,223.50 : x
  2. Step 2: Convert to fraction form
    104,095.50/156,147.57 = 30,223.50/x
  3. Step 3: Cross multiply
    104,095.50x = 156,147.57 × 30,223.50
  4. Step 4: Simplify right side
    104,095.50x = 4,719,326,081.90
  5. Step 5: Solve for x
    x = 4,719,326,081.90/104,095.50
  6. Step 6: Final answer
    x = 45,336.50

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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.