Home / 194,770.11-292,140.55-68,411.46

Finding the Fourth Proportional to 194,770.11, 292,140.55 and 68,411.46

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Solution

The fourth proportional to 194,770.11, 292,140.55 and 68,411.46 is: 102,612.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,770.11 : 292,140.55 = 68,411.46 : x
  2. Step 2: Convert to fraction form
    194,770.11/292,140.55 = 68,411.46/x
  3. Step 3: Cross multiply
    194,770.11x = 292,140.55 × 68,411.46
  4. Step 4: Simplify right side
    194,770.11x = 19,985,761,550.70
  5. Step 5: Solve for x
    x = 19,985,761,550.70/194,770.11
  6. Step 6: Final answer
    x = 102,612.06

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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.