Home / 194,330.05-291,436.25-67,946.74

Finding the Fourth Proportional to 194,330.05, 291,436.25 and 67,946.74

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Solution

The fourth proportional to 194,330.05, 291,436.25 and 67,946.74 is: 101,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,330.05 : 291,436.25 = 67,946.74 : x
  2. Step 2: Convert to fraction form
    194,330.05/291,436.25 = 67,946.74/x
  3. Step 3: Cross multiply
    194,330.05x = 291,436.25 × 67,946.74
  4. Step 4: Simplify right side
    194,330.05x = 19,802,142,037.00
  5. Step 5: Solve for x
    x = 19,802,142,037.00/194,330.05
  6. Step 6: Final answer
    x = 101,899.54

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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.