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Finding the Fourth Proportional to 58,689.36, 88,042.41 and 19,249.56

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Solution

The fourth proportional to 58,689.36, 88,042.41 and 19,249.56 is: 28,877.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,689.36 : 88,042.41 = 19,249.56 : x
  2. Step 2: Convert to fraction form
    58,689.36/88,042.41 = 19,249.56/x
  3. Step 3: Cross multiply
    58,689.36x = 88,042.41 × 19,249.56
  4. Step 4: Simplify right side
    58,689.36x = 1,694,777,653.84
  5. Step 5: Solve for x
    x = 1,694,777,653.84/58,689.36
  6. Step 6: Final answer
    x = 28,877.09

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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.