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Finding the Fourth Proportional to 55,737.24, 83,602.71 and 40,759.68

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Solution

The fourth proportional to 55,737.24, 83,602.71 and 40,759.68 is: 61,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,737.24 : 83,602.71 = 40,759.68 : x
  2. Step 2: Convert to fraction form
    55,737.24/83,602.71 = 40,759.68/x
  3. Step 3: Cross multiply
    55,737.24x = 83,602.71 × 40,759.68
  4. Step 4: Simplify right side
    55,737.24x = 3,407,619,706.73
  5. Step 5: Solve for x
    x = 3,407,619,706.73/55,737.24
  6. Step 6: Final answer
    x = 61,137.22

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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.