Home / 220,294.75-304,021.79-124,802.23

Finding the Fourth Proportional to 220,294.75, 304,021.79 and 124,802.23

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Solution

The fourth proportional to 220,294.75, 304,021.79 and 124,802.23 is: 172,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,294.75 : 304,021.79 = 124,802.23 : x
  2. Step 2: Convert to fraction form
    220,294.75/304,021.79 = 124,802.23/x
  3. Step 3: Cross multiply
    220,294.75x = 304,021.79 × 124,802.23
  4. Step 4: Simplify right side
    220,294.75x = 37,942,597,360.59
  5. Step 5: Solve for x
    x = 37,942,597,360.59/220,294.75
  6. Step 6: Final answer
    x = 172,235.60

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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.