Home / 48,286.72-72,430.62-31,750.84

Finding the Fourth Proportional to 48,286.72, 72,430.62 and 31,750.84

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Solution

The fourth proportional to 48,286.72, 72,430.62 and 31,750.84 is: 47,626.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,286.72 : 72,430.62 = 31,750.84 : x
  2. Step 2: Convert to fraction form
    48,286.72/72,430.62 = 31,750.84/x
  3. Step 3: Cross multiply
    48,286.72x = 72,430.62 × 31,750.84
  4. Step 4: Simplify right side
    48,286.72x = 2,299,733,026.72
  5. Step 5: Solve for x
    x = 2,299,733,026.72/48,286.72
  6. Step 6: Final answer
    x = 47,626.62

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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.