Home / 48,749.04-73,123.29-13,688.46

Finding the Fourth Proportional to 48,749.04, 73,123.29 and 13,688.46

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Solution

The fourth proportional to 48,749.04, 73,123.29 and 13,688.46 is: 20,532.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,749.04 : 73,123.29 = 13,688.46 : x
  2. Step 2: Convert to fraction form
    48,749.04/73,123.29 = 13,688.46/x
  3. Step 3: Cross multiply
    48,749.04x = 73,123.29 × 13,688.46
  4. Step 4: Simplify right side
    48,749.04x = 1,000,945,230.23
  5. Step 5: Solve for x
    x = 1,000,945,230.23/48,749.04
  6. Step 6: Final answer
    x = 20,532.61

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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.