Home / 188,890.38-281,953.61-166,470.93

Finding the Fourth Proportional to 188,890.38, 281,953.61 and 166,470.93

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Solution

The fourth proportional to 188,890.38, 281,953.61 and 166,470.93 is: 248,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,890.38 : 281,953.61 = 166,470.93 : x
  2. Step 2: Convert to fraction form
    188,890.38/281,953.61 = 166,470.93/x
  3. Step 3: Cross multiply
    188,890.38x = 281,953.61 × 166,470.93
  4. Step 4: Simplify right side
    188,890.38x = 46,937,080,089.73
  5. Step 5: Solve for x
    x = 46,937,080,089.73/188,890.38
  6. Step 6: Final answer
    x = 248,488.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.