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Finding the Fourth Proportional to 88,803.14, 132,556.87 and 77,592.94

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Solution

The fourth proportional to 88,803.14, 132,556.87 and 77,592.94 is: 115,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,803.14 : 132,556.87 = 77,592.94 : x
  2. Step 2: Convert to fraction form
    88,803.14/132,556.87 = 77,592.94/x
  3. Step 3: Cross multiply
    88,803.14x = 132,556.87 × 77,592.94
  4. Step 4: Simplify right side
    88,803.14x = 10,285,477,026.10
  5. Step 5: Solve for x
    x = 10,285,477,026.10/88,803.14
  6. Step 6: Final answer
    x = 115,823.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.