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Finding the Fourth Proportional to 97,345.98, 134,336.79 and 52,633.98

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Solution

The fourth proportional to 97,345.98, 134,336.79 and 52,633.98 is: 72,634.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,345.98 : 134,336.79 = 52,633.98 : x
  2. Step 2: Convert to fraction form
    97,345.98/134,336.79 = 52,633.98/x
  3. Step 3: Cross multiply
    97,345.98x = 134,336.79 × 52,633.98
  4. Step 4: Simplify right side
    97,345.98x = 7,070,679,918.12
  5. Step 5: Solve for x
    x = 7,070,679,918.12/97,345.98
  6. Step 6: Final answer
    x = 72,634.53

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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.