Home / 73,271.97-109,737.04-53,501.49

Finding the Fourth Proportional to 73,271.97, 109,737.04 and 53,501.49

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Solution

The fourth proportional to 73,271.97, 109,737.04 and 53,501.49 is: 80,127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,271.97 : 109,737.04 = 53,501.49 : x
  2. Step 2: Convert to fraction form
    73,271.97/109,737.04 = 53,501.49/x
  3. Step 3: Cross multiply
    73,271.97x = 109,737.04 × 53,501.49
  4. Step 4: Simplify right side
    73,271.97x = 5,871,094,880.68
  5. Step 5: Solve for x
    x = 5,871,094,880.68/73,271.97
  6. Step 6: Final answer
    x = 80,127.43

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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.