Home / 115,781.04-173,669.66-36,894.20

Finding the Fourth Proportional to 115,781.04, 173,669.66 and 36,894.20

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Solution

The fourth proportional to 115,781.04, 173,669.66 and 36,894.20 is: 55,340.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,781.04 : 173,669.66 = 36,894.20 : x
  2. Step 2: Convert to fraction form
    115,781.04/173,669.66 = 36,894.20/x
  3. Step 3: Cross multiply
    115,781.04x = 173,669.66 × 36,894.20
  4. Step 4: Simplify right side
    115,781.04x = 6,407,403,169.97
  5. Step 5: Solve for x
    x = 6,407,403,169.97/115,781.04
  6. Step 6: Final answer
    x = 55,340.69

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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.