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Finding the Fourth Proportional to 61,508.96, 84,885.52 and 37,628.16

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Solution

The fourth proportional to 61,508.96, 84,885.52 and 37,628.16 is: 51,928.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,508.96 : 84,885.52 = 37,628.16 : x
  2. Step 2: Convert to fraction form
    61,508.96/84,885.52 = 37,628.16/x
  3. Step 3: Cross multiply
    61,508.96x = 84,885.52 × 37,628.16
  4. Step 4: Simplify right side
    61,508.96x = 3,194,085,928.24
  5. Step 5: Solve for x
    x = 3,194,085,928.24/61,508.96
  6. Step 6: Final answer
    x = 51,928.79

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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.