Home / 192,463.20-265,590.86-105,246.72

Finding the Fourth Proportional to 192,463.20, 265,590.86 and 105,246.72

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Solution

The fourth proportional to 192,463.20, 265,590.86 and 105,246.72 is: 145,235.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,463.20 : 265,590.86 = 105,246.72 : x
  2. Step 2: Convert to fraction form
    192,463.20/265,590.86 = 105,246.72/x
  3. Step 3: Cross multiply
    192,463.20x = 265,590.86 × 105,246.72
  4. Step 4: Simplify right side
    192,463.20x = 27,952,566,350.75
  5. Step 5: Solve for x
    x = 27,952,566,350.75/192,463.20
  6. Step 6: Final answer
    x = 145,235.90

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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.