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Finding the Fourth Proportional to 92,653.19, 138,983.12 and 26,099.13

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Solution

The fourth proportional to 92,653.19, 138,983.12 and 26,099.13 is: 39,149.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,653.19 : 138,983.12 = 26,099.13 : x
  2. Step 2: Convert to fraction form
    92,653.19/138,983.12 = 26,099.13/x
  3. Step 3: Cross multiply
    92,653.19x = 138,983.12 × 26,099.13
  4. Step 4: Simplify right side
    92,653.19x = 3,627,338,516.69
  5. Step 5: Solve for x
    x = 3,627,338,516.69/92,653.19
  6. Step 6: Final answer
    x = 39,149.63

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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.