Home / 73,002.06-109,687.62-70,049.61

Finding the Fourth Proportional to 73,002.06, 109,687.62 and 70,049.61

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Solution

The fourth proportional to 73,002.06, 109,687.62 and 70,049.61 is: 105,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,002.06 : 109,687.62 = 70,049.61 : x
  2. Step 2: Convert to fraction form
    73,002.06/109,687.62 = 70,049.61/x
  3. Step 3: Cross multiply
    73,002.06x = 109,687.62 × 70,049.61
  4. Step 4: Simplify right side
    73,002.06x = 7,683,574,871.49
  5. Step 5: Solve for x
    x = 7,683,574,871.49/73,002.06
  6. Step 6: Final answer
    x = 105,251.48

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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.