Home / 191,716.20-287,574.30-173,053.80

Finding the Fourth Proportional to 191,716.20, 287,574.30 and 173,053.80

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Solution

The fourth proportional to 191,716.20, 287,574.30 and 173,053.80 is: 259,580.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,716.20 : 287,574.30 = 173,053.80 : x
  2. Step 2: Convert to fraction form
    191,716.20/287,574.30 = 173,053.80/x
  3. Step 3: Cross multiply
    191,716.20x = 287,574.30 × 173,053.80
  4. Step 4: Simplify right side
    191,716.20x = 49,765,825,397.34
  5. Step 5: Solve for x
    x = 49,765,825,397.34/191,716.20
  6. Step 6: Final answer
    x = 259,580.70

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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.