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Finding the Fourth Proportional to 64,049.31, 88,384.44 and 35,756.82

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Solution

The fourth proportional to 64,049.31, 88,384.44 and 35,756.82 is: 49,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,049.31 : 88,384.44 = 35,756.82 : x
  2. Step 2: Convert to fraction form
    64,049.31/88,384.44 = 35,756.82/x
  3. Step 3: Cross multiply
    64,049.31x = 88,384.44 × 35,756.82
  4. Step 4: Simplify right side
    64,049.31x = 3,160,346,511.88
  5. Step 5: Solve for x
    x = 3,160,346,511.88/64,049.31
  6. Step 6: Final answer
    x = 49,342.40

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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.