Home / 194,742.70-292,114.05-185,557.30

Finding the Fourth Proportional to 194,742.70, 292,114.05 and 185,557.30

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Solution

The fourth proportional to 194,742.70, 292,114.05 and 185,557.30 is: 278,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,742.70 : 292,114.05 = 185,557.30 : x
  2. Step 2: Convert to fraction form
    194,742.70/292,114.05 = 185,557.30/x
  3. Step 3: Cross multiply
    194,742.70x = 292,114.05 × 185,557.30
  4. Step 4: Simplify right side
    194,742.70x = 54,203,894,410.07
  5. Step 5: Solve for x
    x = 54,203,894,410.07/194,742.70
  6. Step 6: Final answer
    x = 278,335.95

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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.