Home / 194,044.88-291,115.76-67,686.93

Finding the Fourth Proportional to 194,044.88, 291,115.76 and 67,686.93

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Solution

The fourth proportional to 194,044.88, 291,115.76 and 67,686.93 is: 101,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,044.88 : 291,115.76 = 67,686.93 : x
  2. Step 2: Convert to fraction form
    194,044.88/291,115.76 = 67,686.93/x
  3. Step 3: Cross multiply
    194,044.88x = 291,115.76 × 67,686.93
  4. Step 4: Simplify right side
    194,044.88x = 19,704,731,730.58
  5. Step 5: Solve for x
    x = 19,704,731,730.58/194,044.88
  6. Step 6: Final answer
    x = 101,547.29

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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.