Home / 465,119.04-697,553.64-128,079.44

Finding the Fourth Proportional to 465,119.04, 697,553.64 and 128,079.44

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Solution

The fourth proportional to 465,119.04, 697,553.64 and 128,079.44 is: 192,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,119.04 : 697,553.64 = 128,079.44 : x
  2. Step 2: Convert to fraction form
    465,119.04/697,553.64 = 128,079.44/x
  3. Step 3: Cross multiply
    465,119.04x = 697,553.64 × 128,079.44
  4. Step 4: Simplify right side
    465,119.04x = 89,342,279,581.16
  5. Step 5: Solve for x
    x = 89,342,279,581.16/465,119.04
  6. Step 6: Final answer
    x = 192,084.76

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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.