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Finding the Fourth Proportional to 201,377.32, 277,891.19 and 110,737.11

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Solution

The fourth proportional to 201,377.32, 277,891.19 and 110,737.11 is: 152,811.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,377.32 : 277,891.19 = 110,737.11 : x
  2. Step 2: Convert to fraction form
    201,377.32/277,891.19 = 110,737.11/x
  3. Step 3: Cross multiply
    201,377.32x = 277,891.19 × 110,737.11
  4. Step 4: Simplify right side
    201,377.32x = 30,772,867,275.06
  5. Step 5: Solve for x
    x = 30,772,867,275.06/201,377.32
  6. Step 6: Final answer
    x = 152,811.98

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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.