Home / 194,178.06-291,279.64-61,063.48

Finding the Fourth Proportional to 194,178.06, 291,279.64 and 61,063.48

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Solution

The fourth proportional to 194,178.06, 291,279.64 and 61,063.48 is: 91,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,178.06 : 291,279.64 = 61,063.48 : x
  2. Step 2: Convert to fraction form
    194,178.06/291,279.64 = 61,063.48/x
  3. Step 3: Cross multiply
    194,178.06x = 291,279.64 × 61,063.48
  4. Step 4: Simplify right side
    194,178.06x = 17,786,548,471.55
  5. Step 5: Solve for x
    x = 17,786,548,471.55/194,178.06
  6. Step 6: Final answer
    x = 91,599.17

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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.