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Finding the Fourth Proportional to 64,124.76, 88,452.90 and 41,426.94

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Solution

The fourth proportional to 64,124.76, 88,452.90 and 41,426.94 is: 57,143.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,124.76 : 88,452.90 = 41,426.94 : x
  2. Step 2: Convert to fraction form
    64,124.76/88,452.90 = 41,426.94/x
  3. Step 3: Cross multiply
    64,124.76x = 88,452.90 × 41,426.94
  4. Step 4: Simplify right side
    64,124.76x = 3,664,332,981.13
  5. Step 5: Solve for x
    x = 3,664,332,981.13/64,124.76
  6. Step 6: Final answer
    x = 57,143.81

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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.