Home / 115,637.04-173,467.16-31,398.48

Finding the Fourth Proportional to 115,637.04, 173,467.16 and 31,398.48

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Solution

The fourth proportional to 115,637.04, 173,467.16 and 31,398.48 is: 47,100.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,637.04 : 173,467.16 = 31,398.48 : x
  2. Step 2: Convert to fraction form
    115,637.04/173,467.16 = 31,398.48/x
  3. Step 3: Cross multiply
    115,637.04x = 173,467.16 × 31,398.48
  4. Step 4: Simplify right side
    115,637.04x = 5,446,605,153.92
  5. Step 5: Solve for x
    x = 5,446,605,153.92/115,637.04
  6. Step 6: Final answer
    x = 47,100.87

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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.