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Finding the Fourth Proportional to 61,459.52, 84,820.52 and 37,602.08

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Solution

The fourth proportional to 61,459.52, 84,820.52 and 37,602.08 is: 51,894.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,459.52 : 84,820.52 = 37,602.08 : x
  2. Step 2: Convert to fraction form
    61,459.52/84,820.52 = 37,602.08/x
  3. Step 3: Cross multiply
    61,459.52x = 84,820.52 × 37,602.08
  4. Step 4: Simplify right side
    61,459.52x = 3,189,427,978.68
  5. Step 5: Solve for x
    x = 3,189,427,978.68/61,459.52
  6. Step 6: Final answer
    x = 51,894.78

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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.