Home / 220,965.54-304,934.52-125,474.23

Finding the Fourth Proportional to 220,965.54, 304,934.52 and 125,474.23

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Solution

The fourth proportional to 220,965.54, 304,934.52 and 125,474.23 is: 173,155.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,965.54 : 304,934.52 = 125,474.23 : x
  2. Step 2: Convert to fraction form
    220,965.54/304,934.52 = 125,474.23/x
  3. Step 3: Cross multiply
    220,965.54x = 304,934.52 × 125,474.23
  4. Step 4: Simplify right side
    220,965.54x = 38,261,424,097.42
  5. Step 5: Solve for x
    x = 38,261,424,097.42/220,965.54
  6. Step 6: Final answer
    x = 173,155.62

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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.