Home / 42,993.36-64,508.60-23,286

Finding the Fourth Proportional to 42,993.36, 64,508.60 and 23,286

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Solution

The fourth proportional to 42,993.36, 64,508.60 and 23,286 is: 34,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,993.36 : 64,508.60 = 23,286 : x
  2. Step 2: Convert to fraction form
    42,993.36/64,508.60 = 23,286/x
  3. Step 3: Cross multiply
    42,993.36x = 64,508.60 × 23,286
  4. Step 4: Simplify right side
    42,993.36x = 1,502,147,259.60
  5. Step 5: Solve for x
    x = 1,502,147,259.60/42,993.36
  6. Step 6: Final answer
    x = 34,939.05

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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.