Home / 55,001.36-82,424.28-27,318.80

Finding the Fourth Proportional to 55,001.36, 82,424.28 and 27,318.80

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Solution

The fourth proportional to 55,001.36, 82,424.28 and 27,318.80 is: 40,939.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,001.36 : 82,424.28 = 27,318.80 : x
  2. Step 2: Convert to fraction form
    55,001.36/82,424.28 = 27,318.80/x
  3. Step 3: Cross multiply
    55,001.36x = 82,424.28 × 27,318.80
  4. Step 4: Simplify right side
    55,001.36x = 2,251,732,420.46
  5. Step 5: Solve for x
    x = 2,251,732,420.46/55,001.36
  6. Step 6: Final answer
    x = 40,939.58

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1.5x scale

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.