Home / 194,821.30-292,001.55-101,278.90

Finding the Fourth Proportional to 194,821.30, 292,001.55 and 101,278.90

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Solution

The fourth proportional to 194,821.30, 292,001.55 and 101,278.90 is: 151,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,821.30 : 292,001.55 = 101,278.90 : x
  2. Step 2: Convert to fraction form
    194,821.30/292,001.55 = 101,278.90/x
  3. Step 3: Cross multiply
    194,821.30x = 292,001.55 × 101,278.90
  4. Step 4: Simplify right side
    194,821.30x = 29,573,595,782.30
  5. Step 5: Solve for x
    x = 29,573,595,782.30/194,821.30
  6. Step 6: Final answer
    x = 151,798.58

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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.