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Finding the Fourth Proportional to 88,574.79, 132,938.97 and 46,484.61

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Solution

The fourth proportional to 88,574.79, 132,938.97 and 46,484.61 is: 69,767.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,574.79 : 132,938.97 = 46,484.61 : x
  2. Step 2: Convert to fraction form
    88,574.79/132,938.97 = 46,484.61/x
  3. Step 3: Cross multiply
    88,574.79x = 132,938.97 × 46,484.61
  4. Step 4: Simplify right side
    88,574.79x = 6,179,616,174.25
  5. Step 5: Solve for x
    x = 6,179,616,174.25/88,574.79
  6. Step 6: Final answer
    x = 69,767.21

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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.