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Finding the Fourth Proportional to 88,967.68, 122,833.80 and 53,168.92

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Solution

The fourth proportional to 88,967.68, 122,833.80 and 53,168.92 is: 73,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,967.68 : 122,833.80 = 53,168.92 : x
  2. Step 2: Convert to fraction form
    88,967.68/122,833.80 = 53,168.92/x
  3. Step 3: Cross multiply
    88,967.68x = 122,833.80 × 53,168.92
  4. Step 4: Simplify right side
    88,967.68x = 6,530,940,178.41
  5. Step 5: Solve for x
    x = 6,530,940,178.41/88,967.68
  6. Step 6: Final answer
    x = 73,408.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.