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Finding the Fourth Proportional to 64,001.54, 88,321.97 and 37,159.76

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Solution

The fourth proportional to 64,001.54, 88,321.97 and 37,159.76 is: 51,280.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,001.54 : 88,321.97 = 37,159.76 : x
  2. Step 2: Convert to fraction form
    64,001.54/88,321.97 = 37,159.76/x
  3. Step 3: Cross multiply
    64,001.54x = 88,321.97 × 37,159.76
  4. Step 4: Simplify right side
    64,001.54x = 3,282,022,859.22
  5. Step 5: Solve for x
    x = 3,282,022,859.22/64,001.54
  6. Step 6: Final answer
    x = 51,280.38

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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.