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Finding the Fourth Proportional to 97,255.62, 134,212.62 and 52,543.62

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Solution

The fourth proportional to 97,255.62, 134,212.62 and 52,543.62 is: 72,510.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,255.62 : 134,212.62 = 52,543.62 : x
  2. Step 2: Convert to fraction form
    97,255.62/134,212.62 = 52,543.62/x
  3. Step 3: Cross multiply
    97,255.62x = 134,212.62 × 52,543.62
  4. Step 4: Simplify right side
    97,255.62x = 7,052,016,904.48
  5. Step 5: Solve for x
    x = 7,052,016,904.48/97,255.62
  6. Step 6: Final answer
    x = 72,510.12

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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.