Home / 194,115.69-291,186.09-61,001.51

Finding the Fourth Proportional to 194,115.69, 291,186.09 and 61,001.51

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Solution

The fourth proportional to 194,115.69, 291,186.09 and 61,001.51 is: 91,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,115.69 : 291,186.09 = 61,001.51 : x
  2. Step 2: Convert to fraction form
    194,115.69/291,186.09 = 61,001.51/x
  3. Step 3: Cross multiply
    194,115.69x = 291,186.09 × 61,001.51
  4. Step 4: Simplify right side
    194,115.69x = 17,762,789,725.07
  5. Step 5: Solve for x
    x = 17,762,789,725.07/194,115.69
  6. Step 6: Final answer
    x = 91,506.20

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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.