Home / 194,617.64-291,822.60-99,809.35

Finding the Fourth Proportional to 194,617.64, 291,822.60 and 99,809.35

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Solution

The fourth proportional to 194,617.64, 291,822.60 and 99,809.35 is: 149,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,617.64 : 291,822.60 = 99,809.35 : x
  2. Step 2: Convert to fraction form
    194,617.64/291,822.60 = 99,809.35/x
  3. Step 3: Cross multiply
    194,617.64x = 291,822.60 × 99,809.35
  4. Step 4: Simplify right side
    194,617.64x = 29,126,624,021.31
  5. Step 5: Solve for x
    x = 29,126,624,021.31/194,617.64
  6. Step 6: Final answer
    x = 149,660.76

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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.