Home / 69,926.55-96,498.76-39,711.86

Finding the Fourth Proportional to 69,926.55, 96,498.76 and 39,711.86

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Solution

The fourth proportional to 69,926.55, 96,498.76 and 39,711.86 is: 54,802.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,926.55 : 96,498.76 = 39,711.86 : x
  2. Step 2: Convert to fraction form
    69,926.55/96,498.76 = 39,711.86/x
  3. Step 3: Cross multiply
    69,926.55x = 96,498.76 × 39,711.86
  4. Step 4: Simplify right side
    69,926.55x = 3,832,145,397.96
  5. Step 5: Solve for x
    x = 3,832,145,397.96/69,926.55
  6. Step 6: Final answer
    x = 54,802.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.