Home / 358,082.50-537,123.89-91,843.02

Finding the Fourth Proportional to 358,082.50, 537,123.89 and 91,843.02

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Solution

The fourth proportional to 358,082.50, 537,123.89 and 91,843.02 is: 137,764.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,082.50 : 537,123.89 = 91,843.02 : x
  2. Step 2: Convert to fraction form
    358,082.50/537,123.89 = 91,843.02/x
  3. Step 3: Cross multiply
    358,082.50x = 537,123.89 × 91,843.02
  4. Step 4: Simplify right side
    358,082.50x = 49,331,080,171.75
  5. Step 5: Solve for x
    x = 49,331,080,171.75/358,082.50
  6. Step 6: Final answer
    x = 137,764.57

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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.