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Finding the Fourth Proportional to 88,415.69, 132,624.93 and 49,221.92

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Solution

The fourth proportional to 88,415.69, 132,624.93 and 49,221.92 is: 73,833.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,415.69 : 132,624.93 = 49,221.92 : x
  2. Step 2: Convert to fraction form
    88,415.69/132,624.93 = 49,221.92/x
  3. Step 3: Cross multiply
    88,415.69x = 132,624.93 × 49,221.92
  4. Step 4: Simplify right side
    88,415.69x = 6,528,053,694.47
  5. Step 5: Solve for x
    x = 6,528,053,694.47/88,415.69
  6. Step 6: Final answer
    x = 73,833.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.