Home / 58,238.18-87,294.97-30,129.94

Finding the Fourth Proportional to 58,238.18, 87,294.97 and 30,129.94

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Solution

The fourth proportional to 58,238.18, 87,294.97 and 30,129.94 is: 45,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,238.18 : 87,294.97 = 30,129.94 : x
  2. Step 2: Convert to fraction form
    58,238.18/87,294.97 = 30,129.94/x
  3. Step 3: Cross multiply
    58,238.18x = 87,294.97 × 30,129.94
  4. Step 4: Simplify right side
    58,238.18x = 2,630,192,208.40
  5. Step 5: Solve for x
    x = 2,630,192,208.40/58,238.18
  6. Step 6: Final answer
    x = 45,162.68

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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.