Home / 166,739.65-230,233.40-153,988.18

Finding the Fourth Proportional to 166,739.65, 230,233.40 and 153,988.18

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Solution

The fourth proportional to 166,739.65, 230,233.40 and 153,988.18 is: 212,626.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,739.65 : 230,233.40 = 153,988.18 : x
  2. Step 2: Convert to fraction form
    166,739.65/230,233.40 = 153,988.18/x
  3. Step 3: Cross multiply
    166,739.65x = 230,233.40 × 153,988.18
  4. Step 4: Simplify right side
    166,739.65x = 35,453,222,241.21
  5. Step 5: Solve for x
    x = 35,453,222,241.21/166,739.65
  6. Step 6: Final answer
    x = 212,626.22

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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.