Home / 194,770.32-292,193.36-74,818.50

Finding the Fourth Proportional to 194,770.32, 292,193.36 and 74,818.50

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Solution

The fourth proportional to 194,770.32, 292,193.36 and 74,818.50 is: 112,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,770.32 : 292,193.36 = 74,818.50 : x
  2. Step 2: Convert to fraction form
    194,770.32/292,193.36 = 74,818.50/x
  3. Step 3: Cross multiply
    194,770.32x = 292,193.36 × 74,818.50
  4. Step 4: Simplify right side
    194,770.32x = 21,861,468,531.07
  5. Step 5: Solve for x
    x = 21,861,468,531.07/194,770.32
  6. Step 6: Final answer
    x = 112,242.30

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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.