Home / 195,934.11-293,898.53-53,779.22

Finding the Fourth Proportional to 195,934.11, 293,898.53 and 53,779.22

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Solution

The fourth proportional to 195,934.11, 293,898.53 and 53,779.22 is: 80,668.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,934.11 : 293,898.53 = 53,779.22 : x
  2. Step 2: Convert to fraction form
    195,934.11/293,898.53 = 53,779.22/x
  3. Step 3: Cross multiply
    195,934.11x = 293,898.53 × 53,779.22
  4. Step 4: Simplify right side
    195,934.11x = 15,805,633,702.55
  5. Step 5: Solve for x
    x = 15,805,633,702.55/195,934.11
  6. Step 6: Final answer
    x = 80,668.11

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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.