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Finding the Fourth Proportional to 58,709.86, 87,948.15 and 32,349.22

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Solution

The fourth proportional to 58,709.86, 87,948.15 and 32,349.22 is: 48,459.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,709.86 : 87,948.15 = 32,349.22 : x
  2. Step 2: Convert to fraction form
    58,709.86/87,948.15 = 32,349.22/x
  3. Step 3: Cross multiply
    58,709.86x = 87,948.15 × 32,349.22
  4. Step 4: Simplify right side
    58,709.86x = 2,845,054,052.94
  5. Step 5: Solve for x
    x = 2,845,054,052.94/58,709.86
  6. Step 6: Final answer
    x = 48,459.56

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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.