Home / 194,062.23-291,001.16-67,687.12

Finding the Fourth Proportional to 194,062.23, 291,001.16 and 67,687.12

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Solution

The fourth proportional to 194,062.23, 291,001.16 and 67,687.12 is: 101,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,062.23 : 291,001.16 = 67,687.12 : x
  2. Step 2: Convert to fraction form
    194,062.23/291,001.16 = 67,687.12/x
  3. Step 3: Cross multiply
    194,062.23x = 291,001.16 × 67,687.12
  4. Step 4: Simplify right side
    194,062.23x = 19,697,029,770.85
  5. Step 5: Solve for x
    x = 19,697,029,770.85/194,062.23
  6. Step 6: Final answer
    x = 101,498.52

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1.5x scale

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.