Home / 55,427.36-83,064.39-48,013.43

Finding the Fourth Proportional to 55,427.36, 83,064.39 and 48,013.43

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Solution

The fourth proportional to 55,427.36, 83,064.39 and 48,013.43 is: 71,953.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,427.36 : 83,064.39 = 48,013.43 : x
  2. Step 2: Convert to fraction form
    55,427.36/83,064.39 = 48,013.43/x
  3. Step 3: Cross multiply
    55,427.36x = 83,064.39 × 48,013.43
  4. Step 4: Simplify right side
    55,427.36x = 3,988,205,679.39
  5. Step 5: Solve for x
    x = 3,988,205,679.39/55,427.36
  6. Step 6: Final answer
    x = 71,953.74

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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.