Home / 156,233.87-235,016.02-141,619.26

Finding the Fourth Proportional to 156,233.87, 235,016.02 and 141,619.26

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Solution

The fourth proportional to 156,233.87, 235,016.02 and 141,619.26 is: 213,031.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,233.87 : 235,016.02 = 141,619.26 : x
  2. Step 2: Convert to fraction form
    156,233.87/235,016.02 = 141,619.26/x
  3. Step 3: Cross multiply
    156,233.87x = 235,016.02 × 141,619.26
  4. Step 4: Simplify right side
    156,233.87x = 33,282,794,840.55
  5. Step 5: Solve for x
    x = 33,282,794,840.55/156,233.87
  6. Step 6: Final answer
    x = 213,031.88

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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.