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Finding the Fourth Proportional to 61,637.52, 92,456.89 and 19,516.82

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Solution

The fourth proportional to 61,637.52, 92,456.89 and 19,516.82 is: 29,275.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,637.52 : 92,456.89 = 19,516.82 : x
  2. Step 2: Convert to fraction form
    61,637.52/92,456.89 = 19,516.82/x
  3. Step 3: Cross multiply
    61,637.52x = 92,456.89 × 19,516.82
  4. Step 4: Simplify right side
    61,637.52x = 1,804,464,078.60
  5. Step 5: Solve for x
    x = 1,804,464,078.60/61,637.52
  6. Step 6: Final answer
    x = 29,275.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.