Home / 191,926.35-287,940.57-65,566.41

Finding the Fourth Proportional to 191,926.35, 287,940.57 and 65,566.41

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Solution

The fourth proportional to 191,926.35, 287,940.57 and 65,566.41 is: 98,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,926.35 : 287,940.57 = 65,566.41 : x
  2. Step 2: Convert to fraction form
    191,926.35/287,940.57 = 65,566.41/x
  3. Step 3: Cross multiply
    191,926.35x = 287,940.57 × 65,566.41
  4. Step 4: Simplify right side
    191,926.35x = 18,879,229,468.25
  5. Step 5: Solve for x
    x = 18,879,229,468.25/191,926.35
  6. Step 6: Final answer
    x = 98,367.05

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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.