Home / 166,736.17-230,228.53-153,984.70

Finding the Fourth Proportional to 166,736.17, 230,228.53 and 153,984.70

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Solution

The fourth proportional to 166,736.17, 230,228.53 and 153,984.70 is: 212,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,736.17 : 230,228.53 = 153,984.70 : x
  2. Step 2: Convert to fraction form
    166,736.17/230,228.53 = 153,984.70/x
  3. Step 3: Cross multiply
    166,736.17x = 230,228.53 × 153,984.70
  4. Step 4: Simplify right side
    166,736.17x = 35,451,669,731.28
  5. Step 5: Solve for x
    x = 35,451,669,731.28/166,736.17
  6. Step 6: Final answer
    x = 212,621.35

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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.