Home / 194,642.19-291,872.57-101,122.83

Finding the Fourth Proportional to 194,642.19, 291,872.57 and 101,122.83

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Solution

The fourth proportional to 194,642.19, 291,872.57 and 101,122.83 is: 151,637.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,642.19 : 291,872.57 = 101,122.83 : x
  2. Step 2: Convert to fraction form
    194,642.19/291,872.57 = 101,122.83/x
  3. Step 3: Cross multiply
    194,642.19x = 291,872.57 × 101,122.83
  4. Step 4: Simplify right side
    194,642.19x = 29,514,979,772.16
  5. Step 5: Solve for x
    x = 29,514,979,772.16/194,642.19
  6. Step 6: Final answer
    x = 151,637.11

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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.