Home / 219,715.14-329,543.55-61,956.30

Finding the Fourth Proportional to 219,715.14, 329,543.55 and 61,956.30

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Solution

The fourth proportional to 219,715.14, 329,543.55 and 61,956.30 is: 92,926.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,715.14 : 329,543.55 = 61,956.30 : x
  2. Step 2: Convert to fraction form
    219,715.14/329,543.55 = 61,956.30/x
  3. Step 3: Cross multiply
    219,715.14x = 329,543.55 × 61,956.30
  4. Step 4: Simplify right side
    219,715.14x = 20,417,299,046.87
  5. Step 5: Solve for x
    x = 20,417,299,046.87/219,715.14
  6. Step 6: Final answer
    x = 92,926.23

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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.