Home / 190,049.49-260,871.15-168,057.30

Finding the Fourth Proportional to 190,049.49, 260,871.15 and 168,057.30

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Solution

The fourth proportional to 190,049.49, 260,871.15 and 168,057.30 is: 230,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,049.49 : 260,871.15 = 168,057.30 : x
  2. Step 2: Convert to fraction form
    190,049.49/260,871.15 = 168,057.30/x
  3. Step 3: Cross multiply
    190,049.49x = 260,871.15 × 168,057.30
  4. Step 4: Simplify right side
    190,049.49x = 43,841,301,116.90
  5. Step 5: Solve for x
    x = 43,841,301,116.90/190,049.49
  6. Step 6: Final answer
    x = 230,683.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.