Home / 263,750.40-363,975.04-142,894.71

Finding the Fourth Proportional to 263,750.40, 363,975.04 and 142,894.71

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Solution

The fourth proportional to 263,750.40, 363,975.04 and 142,894.71 is: 197,194.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,750.40 : 363,975.04 = 142,894.71 : x
  2. Step 2: Convert to fraction form
    263,750.40/363,975.04 = 142,894.71/x
  3. Step 3: Cross multiply
    263,750.40x = 363,975.04 × 142,894.71
  4. Step 4: Simplify right side
    263,750.40x = 52,010,107,788.04
  5. Step 5: Solve for x
    x = 52,010,107,788.04/263,750.40
  6. Step 6: Final answer
    x = 197,194.42

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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.