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Finding the Fourth Proportional to 97,611.25, 134,703.62 and 52,899.25

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Solution

The fourth proportional to 97,611.25, 134,703.62 and 52,899.25 is: 73,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,611.25 : 134,703.62 = 52,899.25 : x
  2. Step 2: Convert to fraction form
    97,611.25/134,703.62 = 52,899.25/x
  3. Step 3: Cross multiply
    97,611.25x = 134,703.62 × 52,899.25
  4. Step 4: Simplify right side
    97,611.25x = 7,125,720,470.29
  5. Step 5: Solve for x
    x = 7,125,720,470.29/97,611.25
  6. Step 6: Final answer
    x = 73,001.02

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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.