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Finding the Fourth Proportional to 58,148.56, 80,249.16 and 32,999.68

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Solution

The fourth proportional to 58,148.56, 80,249.16 and 32,999.68 is: 45,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,148.56 : 80,249.16 = 32,999.68 : x
  2. Step 2: Convert to fraction form
    58,148.56/80,249.16 = 32,999.68/x
  3. Step 3: Cross multiply
    58,148.56x = 80,249.16 × 32,999.68
  4. Step 4: Simplify right side
    58,148.56x = 2,648,196,600.27
  5. Step 5: Solve for x
    x = 2,648,196,600.27/58,148.56
  6. Step 6: Final answer
    x = 45,541.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.