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Finding the Fourth Proportional to 77,503.38, 116,256.14 and 22,099.38

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Solution

The fourth proportional to 77,503.38, 116,256.14 and 22,099.38 is: 33,149.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,503.38 : 116,256.14 = 22,099.38 : x
  2. Step 2: Convert to fraction form
    77,503.38/116,256.14 = 22,099.38/x
  3. Step 3: Cross multiply
    77,503.38x = 116,256.14 × 22,099.38
  4. Step 4: Simplify right side
    77,503.38x = 2,569,188,615.19
  5. Step 5: Solve for x
    x = 2,569,188,615.19/77,503.38
  6. Step 6: Final answer
    x = 33,149.38

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1.5x scale

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.