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Finding the Fourth Proportional to 58,671.50, 88,007.25 and 19,231.39

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Solution

The fourth proportional to 58,671.50, 88,007.25 and 19,231.39 is: 28,847.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,671.50 : 88,007.25 = 19,231.39 : x
  2. Step 2: Convert to fraction form
    58,671.50/88,007.25 = 19,231.39/x
  3. Step 3: Cross multiply
    58,671.50x = 88,007.25 × 19,231.39
  4. Step 4: Simplify right side
    58,671.50x = 1,692,501,747.58
  5. Step 5: Solve for x
    x = 1,692,501,747.58/58,671.50
  6. Step 6: Final answer
    x = 28,847.09

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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.