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Finding the Fourth Proportional to 64,361.48, 88,815.18 and 37,508.36

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Solution

The fourth proportional to 64,361.48, 88,815.18 and 37,508.36 is: 51,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,361.48 : 88,815.18 = 37,508.36 : x
  2. Step 2: Convert to fraction form
    64,361.48/88,815.18 = 37,508.36/x
  3. Step 3: Cross multiply
    64,361.48x = 88,815.18 × 37,508.36
  4. Step 4: Simplify right side
    64,361.48x = 3,331,311,744.90
  5. Step 5: Solve for x
    x = 3,331,311,744.90/64,361.48
  6. Step 6: Final answer
    x = 51,759.40

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1.5x scale

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.