Home / 191,723.70-287,585.55-173,061.30

Finding the Fourth Proportional to 191,723.70, 287,585.55 and 173,061.30

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Solution

The fourth proportional to 191,723.70, 287,585.55 and 173,061.30 is: 259,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,723.70 : 287,585.55 = 173,061.30 : x
  2. Step 2: Convert to fraction form
    191,723.70/287,585.55 = 173,061.30/x
  3. Step 3: Cross multiply
    191,723.70x = 287,585.55 × 173,061.30
  4. Step 4: Simplify right side
    191,723.70x = 49,769,929,144.22
  5. Step 5: Solve for x
    x = 49,769,929,144.22/191,723.70
  6. Step 6: Final answer
    x = 259,591.95

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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.