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Finding the Fourth Proportional to 58,508.88, 87,746.56 and 19,069.44

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Solution

The fourth proportional to 58,508.88, 87,746.56 and 19,069.44 is: 28,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,508.88 : 87,746.56 = 19,069.44 : x
  2. Step 2: Convert to fraction form
    58,508.88/87,746.56 = 19,069.44/x
  3. Step 3: Cross multiply
    58,508.88x = 87,746.56 × 19,069.44
  4. Step 4: Simplify right side
    58,508.88x = 1,673,277,761.13
  5. Step 5: Solve for x
    x = 1,673,277,761.13/58,508.88
  6. Step 6: Final answer
    x = 28,598.70

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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.