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Finding the Fourth Proportional to 88,598.47, 122,004.57 and 79,163.59

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Solution

The fourth proportional to 88,598.47, 122,004.57 and 79,163.59 is: 109,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,598.47 : 122,004.57 = 79,163.59 : x
  2. Step 2: Convert to fraction form
    88,598.47/122,004.57 = 79,163.59/x
  3. Step 3: Cross multiply
    88,598.47x = 122,004.57 × 79,163.59
  4. Step 4: Simplify right side
    88,598.47x = 9,658,319,757.61
  5. Step 5: Solve for x
    x = 9,658,319,757.61/88,598.47
  6. Step 6: Final answer
    x = 109,012.26

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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.