Home / 220,114.95-303,617.48-151,171.13

Finding the Fourth Proportional to 220,114.95, 303,617.48 and 151,171.13

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Solution

The fourth proportional to 220,114.95, 303,617.48 and 151,171.13 is: 208,519.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,114.95 : 303,617.48 = 151,171.13 : x
  2. Step 2: Convert to fraction form
    220,114.95/303,617.48 = 151,171.13/x
  3. Step 3: Cross multiply
    220,114.95x = 303,617.48 × 151,171.13
  4. Step 4: Simplify right side
    220,114.95x = 45,898,197,542.54
  5. Step 5: Solve for x
    x = 45,898,197,542.54/220,114.95
  6. Step 6: Final answer
    x = 208,519.22

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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.