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Finding the Fourth Proportional to 58,745.28, 88,117.92 and 17,192.28

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Solution

The fourth proportional to 58,745.28, 88,117.92 and 17,192.28 is: 25,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,745.28 : 88,117.92 = 17,192.28 : x
  2. Step 2: Convert to fraction form
    58,745.28/88,117.92 = 17,192.28/x
  3. Step 3: Cross multiply
    58,745.28x = 88,117.92 × 17,192.28
  4. Step 4: Simplify right side
    58,745.28x = 1,514,947,953.66
  5. Step 5: Solve for x
    x = 1,514,947,953.66/58,745.28
  6. Step 6: Final answer
    x = 25,788.42

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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.