Home / 199,582.11-299,385.59-66,474.27

Finding the Fourth Proportional to 199,582.11, 299,385.59 and 66,474.27

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Solution

The fourth proportional to 199,582.11, 299,385.59 and 66,474.27 is: 99,715.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,582.11 : 299,385.59 = 66,474.27 : x
  2. Step 2: Convert to fraction form
    199,582.11/299,385.59 = 66,474.27/x
  3. Step 3: Cross multiply
    199,582.11x = 299,385.59 × 66,474.27
  4. Step 4: Simplify right side
    199,582.11x = 19,901,438,211.40
  5. Step 5: Solve for x
    x = 19,901,438,211.40/199,582.11
  6. Step 6: Final answer
    x = 99,715.54

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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.