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Finding the Fourth Proportional to 88,524.51, 122,149.53 and 52,713.60

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Solution

The fourth proportional to 88,524.51, 122,149.53 and 52,713.60 is: 72,736.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,524.51 : 122,149.53 = 52,713.60 : x
  2. Step 2: Convert to fraction form
    88,524.51/122,149.53 = 52,713.60/x
  3. Step 3: Cross multiply
    88,524.51x = 122,149.53 × 52,713.60
  4. Step 4: Simplify right side
    88,524.51x = 6,438,941,464.61
  5. Step 5: Solve for x
    x = 6,438,941,464.61/88,524.51
  6. Step 6: Final answer
    x = 72,736.26

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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.