Home / 128,906.70-193,430.52-50,024.04

Finding the Fourth Proportional to 128,906.70, 193,430.52 and 50,024.04

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Solution

The fourth proportional to 128,906.70, 193,430.52 and 50,024.04 is: 75,063.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,906.70 : 193,430.52 = 50,024.04 : x
  2. Step 2: Convert to fraction form
    128,906.70/193,430.52 = 50,024.04/x
  3. Step 3: Cross multiply
    128,906.70x = 193,430.52 × 50,024.04
  4. Step 4: Simplify right side
    128,906.70x = 9,676,176,069.70
  5. Step 5: Solve for x
    x = 9,676,176,069.70/128,906.70
  6. Step 6: Final answer
    x = 75,063.41

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1.5x scale

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.