Home / 191,150.50-263,398.68-147,867.07

Finding the Fourth Proportional to 191,150.50, 263,398.68 and 147,867.07

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Solution

The fourth proportional to 191,150.50, 263,398.68 and 147,867.07 is: 203,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,150.50 : 263,398.68 = 147,867.07 : x
  2. Step 2: Convert to fraction form
    191,150.50/263,398.68 = 147,867.07/x
  3. Step 3: Cross multiply
    191,150.50x = 263,398.68 × 147,867.07
  4. Step 4: Simplify right side
    191,150.50x = 38,947,991,053.47
  5. Step 5: Solve for x
    x = 38,947,991,053.47/191,150.50
  6. Step 6: Final answer
    x = 203,755.63

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1.5x scale

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.