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Finding the Fourth Proportional to 132,737.78, 200,107.28 and 124,175.67

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Solution

The fourth proportional to 132,737.78, 200,107.28 and 124,175.67 is: 187,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,737.78 : 200,107.28 = 124,175.67 : x
  2. Step 2: Convert to fraction form
    132,737.78/200,107.28 = 124,175.67/x
  3. Step 3: Cross multiply
    132,737.78x = 200,107.28 × 124,175.67
  4. Step 4: Simplify right side
    132,737.78x = 24,848,455,565.88
  5. Step 5: Solve for x
    x = 24,848,455,565.88/132,737.78
  6. Step 6: Final answer
    x = 187,199.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.