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Finding the Fourth Proportional to 61,441, 84,788.58 and 34,583.66

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Solution

The fourth proportional to 61,441, 84,788.58 and 34,583.66 is: 47,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,441 : 84,788.58 = 34,583.66 : x
  2. Step 2: Convert to fraction form
    61,441/84,788.58 = 34,583.66/x
  3. Step 3: Cross multiply
    61,441x = 84,788.58 × 34,583.66
  4. Step 4: Simplify right side
    61,441x = 2,932,299,422.60
  5. Step 5: Solve for x
    x = 2,932,299,422.60/61,441
  6. Step 6: Final answer
    x = 47,725.45

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1.5x scale

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.