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Finding the Fourth Proportional to 64,177.69, 88,557.51 and 35,493.46

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Solution

The fourth proportional to 64,177.69, 88,557.51 and 35,493.46 is: 48,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,177.69 : 88,557.51 = 35,493.46 : x
  2. Step 2: Convert to fraction form
    64,177.69/88,557.51 = 35,493.46/x
  3. Step 3: Cross multiply
    64,177.69x = 88,557.51 × 35,493.46
  4. Step 4: Simplify right side
    64,177.69x = 3,143,212,438.88
  5. Step 5: Solve for x
    x = 3,143,212,438.88/64,177.69
  6. Step 6: Final answer
    x = 48,976.72

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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.