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Finding the Fourth Proportional to 61,570.52, 84,967.04 and 33,276.12

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Solution

The fourth proportional to 61,570.52, 84,967.04 and 33,276.12 is: 45,920.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,570.52 : 84,967.04 = 33,276.12 : x
  2. Step 2: Convert to fraction form
    61,570.52/84,967.04 = 33,276.12/x
  3. Step 3: Cross multiply
    61,570.52x = 84,967.04 × 33,276.12
  4. Step 4: Simplify right side
    61,570.52x = 2,827,373,419.08
  5. Step 5: Solve for x
    x = 2,827,373,419.08/61,570.52
  6. Step 6: Final answer
    x = 45,920.90

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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.