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Finding the Fourth Proportional to 61,377.32, 84,705.14 and 37,508.56

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Solution

The fourth proportional to 61,377.32, 84,705.14 and 37,508.56 is: 51,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,377.32 : 84,705.14 = 37,508.56 : x
  2. Step 2: Convert to fraction form
    61,377.32/84,705.14 = 37,508.56/x
  3. Step 3: Cross multiply
    61,377.32x = 84,705.14 × 37,508.56
  4. Step 4: Simplify right side
    61,377.32x = 3,177,167,826.00
  5. Step 5: Solve for x
    x = 3,177,167,826.00/61,377.32
  6. Step 6: Final answer
    x = 51,764.53

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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.