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Finding the Fourth Proportional to 64,408.25, 88,866.56 and 37,177.67

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Solution

The fourth proportional to 64,408.25, 88,866.56 and 37,177.67 is: 51,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,408.25 : 88,866.56 = 37,177.67 : x
  2. Step 2: Convert to fraction form
    64,408.25/88,866.56 = 37,177.67/x
  3. Step 3: Cross multiply
    64,408.25x = 88,866.56 × 37,177.67
  4. Step 4: Simplify right side
    64,408.25x = 3,303,851,011.49
  5. Step 5: Solve for x
    x = 3,303,851,011.49/64,408.25
  6. Step 6: Final answer
    x = 51,295.47

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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.