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Finding the Fourth Proportional to 58,383.44, 87,587.46 and 18,937.48

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Solution

The fourth proportional to 58,383.44, 87,587.46 and 18,937.48 is: 28,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,383.44 : 87,587.46 = 18,937.48 : x
  2. Step 2: Convert to fraction form
    58,383.44/87,587.46 = 18,937.48/x
  3. Step 3: Cross multiply
    58,383.44x = 87,587.46 × 18,937.48
  4. Step 4: Simplify right side
    58,383.44x = 1,658,685,470.92
  5. Step 5: Solve for x
    x = 1,658,685,470.92/58,383.44
  6. Step 6: Final answer
    x = 28,410.21

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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.