Home / 239,637.88-359,194.38-121,146.22

Finding the Fourth Proportional to 239,637.88, 359,194.38 and 121,146.22

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Solution

The fourth proportional to 239,637.88, 359,194.38 and 121,146.22 is: 181,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,637.88 : 359,194.38 = 121,146.22 : x
  2. Step 2: Convert to fraction form
    239,637.88/359,194.38 = 121,146.22/x
  3. Step 3: Cross multiply
    239,637.88x = 359,194.38 × 121,146.22
  4. Step 4: Simplify right side
    239,637.88x = 43,515,041,382.24
  5. Step 5: Solve for x
    x = 43,515,041,382.24/239,637.88
  6. Step 6: Final answer
    x = 181,586.66

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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.