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Finding the Fourth Proportional to 88,606.50, 132,948.90 and 46,476.51

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Solution

The fourth proportional to 88,606.50, 132,948.90 and 46,476.51 is: 69,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,606.50 : 132,948.90 = 46,476.51 : x
  2. Step 2: Convert to fraction form
    88,606.50/132,948.90 = 46,476.51/x
  3. Step 3: Cross multiply
    88,606.50x = 132,948.90 × 46,476.51
  4. Step 4: Simplify right side
    88,606.50x = 6,179,000,880.34
  5. Step 5: Solve for x
    x = 6,179,000,880.34/88,606.50
  6. Step 6: Final answer
    x = 69,735.30

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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.