Home / 194,899.35-292,351.05-68,543.13

Finding the Fourth Proportional to 194,899.35, 292,351.05 and 68,543.13

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Solution

The fourth proportional to 194,899.35, 292,351.05 and 68,543.13 is: 102,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,899.35 : 292,351.05 = 68,543.13 : x
  2. Step 2: Convert to fraction form
    194,899.35/292,351.05 = 68,543.13/x
  3. Step 3: Cross multiply
    194,899.35x = 292,351.05 × 68,543.13
  4. Step 4: Simplify right side
    194,899.35x = 20,038,656,025.79
  5. Step 5: Solve for x
    x = 20,038,656,025.79/194,899.35
  6. Step 6: Final answer
    x = 102,815.41

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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.