Home / 152,020.25-228,067.54-107,129.17

Finding the Fourth Proportional to 152,020.25, 228,067.54 and 107,129.17

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Solution

The fourth proportional to 152,020.25, 228,067.54 and 107,129.17 is: 160,719.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,020.25 : 228,067.54 = 107,129.17 : x
  2. Step 2: Convert to fraction form
    152,020.25/228,067.54 = 107,129.17/x
  3. Step 3: Cross multiply
    152,020.25x = 228,067.54 × 107,129.17
  4. Step 4: Simplify right side
    152,020.25x = 24,432,685,810.03
  5. Step 5: Solve for x
    x = 24,432,685,810.03/152,020.25
  6. Step 6: Final answer
    x = 160,719.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.