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Finding the Fourth Proportional to 97,468.88, 134,507.45 and 52,756.88

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Solution

The fourth proportional to 97,468.88, 134,507.45 and 52,756.88 is: 72,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,468.88 : 134,507.45 = 52,756.88 : x
  2. Step 2: Convert to fraction form
    97,468.88/134,507.45 = 52,756.88/x
  3. Step 3: Cross multiply
    97,468.88x = 134,507.45 × 52,756.88
  4. Step 4: Simplify right side
    97,468.88x = 7,096,192,858.11
  5. Step 5: Solve for x
    x = 7,096,192,858.11/97,468.88
  6. Step 6: Final answer
    x = 72,804.71

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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.