Home / 48,213.05-72,026.37-31,207.52

Finding the Fourth Proportional to 48,213.05, 72,026.37 and 31,207.52

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Solution

The fourth proportional to 48,213.05, 72,026.37 and 31,207.52 is: 46,621.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,213.05 : 72,026.37 = 31,207.52 : x
  2. Step 2: Convert to fraction form
    48,213.05/72,026.37 = 31,207.52/x
  3. Step 3: Cross multiply
    48,213.05x = 72,026.37 × 31,207.52
  4. Step 4: Simplify right side
    48,213.05x = 2,247,763,866.13
  5. Step 5: Solve for x
    x = 2,247,763,866.13/48,213.05
  6. Step 6: Final answer
    x = 46,621.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.