Home / 194,123.19-291,197.34-61,009.01

Finding the Fourth Proportional to 194,123.19, 291,197.34 and 61,009.01

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Solution

The fourth proportional to 194,123.19, 291,197.34 and 61,009.01 is: 91,517.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,123.19 : 291,197.34 = 61,009.01 : x
  2. Step 2: Convert to fraction form
    194,123.19/291,197.34 = 61,009.01/x
  3. Step 3: Cross multiply
    194,123.19x = 291,197.34 × 61,009.01
  4. Step 4: Simplify right side
    194,123.19x = 17,765,659,972.05
  5. Step 5: Solve for x
    x = 17,765,659,972.05/194,123.19
  6. Step 6: Final answer
    x = 91,517.45

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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.