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Finding the Fourth Proportional to 88,353.90, 132,530.24 and 35,762.63

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Solution

The fourth proportional to 88,353.90, 132,530.24 and 35,762.63 is: 53,643.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,353.90 : 132,530.24 = 35,762.63 : x
  2. Step 2: Convert to fraction form
    88,353.90/132,530.24 = 35,762.63/x
  3. Step 3: Cross multiply
    88,353.90x = 132,530.24 × 35,762.63
  4. Step 4: Simplify right side
    88,353.90x = 4,739,629,095.47
  5. Step 5: Solve for x
    x = 4,739,629,095.47/88,353.90
  6. Step 6: Final answer
    x = 53,643.69

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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.