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Finding the Fourth Proportional to 88,691.76, 133,059.51 and 26,362.26

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Solution

The fourth proportional to 88,691.76, 133,059.51 and 26,362.26 is: 39,549.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,691.76 : 133,059.51 = 26,362.26 : x
  2. Step 2: Convert to fraction form
    88,691.76/133,059.51 = 26,362.26/x
  3. Step 3: Cross multiply
    88,691.76x = 133,059.51 × 26,362.26
  4. Step 4: Simplify right side
    88,691.76x = 3,507,749,398.09
  5. Step 5: Solve for x
    x = 3,507,749,398.09/88,691.76
  6. Step 6: Final answer
    x = 39,549.89

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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.