Home / 194,325.12-291,456-54,051.84

Finding the Fourth Proportional to 194,325.12, 291,456 and 54,051.84

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Solution

The fourth proportional to 194,325.12, 291,456 and 54,051.84 is: 81,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,325.12 : 291,456 = 54,051.84 : x
  2. Step 2: Convert to fraction form
    194,325.12/291,456 = 54,051.84/x
  3. Step 3: Cross multiply
    194,325.12x = 291,456 × 54,051.84
  4. Step 4: Simplify right side
    194,325.12x = 15,753,733,079.04
  5. Step 5: Solve for x
    x = 15,753,733,079.04/194,325.12
  6. Step 6: Final answer
    x = 81,068.95

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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.