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Finding the Fourth Proportional to 63,868.64, 88,138.74 and 37,026.74

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Solution

The fourth proportional to 63,868.64, 88,138.74 and 37,026.74 is: 51,096.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,868.64 : 88,138.74 = 37,026.74 : x
  2. Step 2: Convert to fraction form
    63,868.64/88,138.74 = 37,026.74/x
  3. Step 3: Cross multiply
    63,868.64x = 88,138.74 × 37,026.74
  4. Step 4: Simplify right side
    63,868.64x = 3,263,490,569.10
  5. Step 5: Solve for x
    x = 3,263,490,569.10/63,868.64
  6. Step 6: Final answer
    x = 51,096.92

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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.