Home / 194,128.03-291,192.25-61,019.92

Finding the Fourth Proportional to 194,128.03, 291,192.25 and 61,019.92

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Solution

The fourth proportional to 194,128.03, 291,192.25 and 61,019.92 is: 91,529.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,128.03 : 291,192.25 = 61,019.92 : x
  2. Step 2: Convert to fraction form
    194,128.03/291,192.25 = 61,019.92/x
  3. Step 3: Cross multiply
    194,128.03x = 291,192.25 × 61,019.92
  4. Step 4: Simplify right side
    194,128.03x = 17,768,527,799.62
  5. Step 5: Solve for x
    x = 17,768,527,799.62/194,128.03
  6. Step 6: Final answer
    x = 91,529.94

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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.