Home / 158,172.66-238,359.33-143,184.33

Finding the Fourth Proportional to 158,172.66, 238,359.33 and 143,184.33

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Solution

The fourth proportional to 158,172.66, 238,359.33 and 143,184.33 is: 215,772.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,172.66 : 238,359.33 = 143,184.33 : x
  2. Step 2: Convert to fraction form
    158,172.66/238,359.33 = 143,184.33/x
  3. Step 3: Cross multiply
    158,172.66x = 238,359.33 × 143,184.33
  4. Step 4: Simplify right side
    158,172.66x = 34,129,320,965.30
  5. Step 5: Solve for x
    x = 34,129,320,965.30/158,172.66
  6. Step 6: Final answer
    x = 215,772.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.