Home / 220,559.25-304,371.13-122,457.46

Finding the Fourth Proportional to 220,559.25, 304,371.13 and 122,457.46

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Solution

The fourth proportional to 220,559.25, 304,371.13 and 122,457.46 is: 168,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,559.25 : 304,371.13 = 122,457.46 : x
  2. Step 2: Convert to fraction form
    220,559.25/304,371.13 = 122,457.46/x
  3. Step 3: Cross multiply
    220,559.25x = 304,371.13 × 122,457.46
  4. Step 4: Simplify right side
    220,559.25x = 37,272,515,477.13
  5. Step 5: Solve for x
    x = 37,272,515,477.13/220,559.25
  6. Step 6: Final answer
    x = 168,990.94

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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.