Home / 233,626.74-322,405.29-138,180.66

Finding the Fourth Proportional to 233,626.74, 322,405.29 and 138,180.66

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Solution

The fourth proportional to 233,626.74, 322,405.29 and 138,180.66 is: 190,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,626.74 : 322,405.29 = 138,180.66 : x
  2. Step 2: Convert to fraction form
    233,626.74/322,405.29 = 138,180.66/x
  3. Step 3: Cross multiply
    233,626.74x = 322,405.29 × 138,180.66
  4. Step 4: Simplify right side
    233,626.74x = 44,550,175,759.69
  5. Step 5: Solve for x
    x = 44,550,175,759.69/233,626.74
  6. Step 6: Final answer
    x = 190,689.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.