Home / 113,513.14-170,116.62-57,392.83

Finding the Fourth Proportional to 113,513.14, 170,116.62 and 57,392.83

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Solution

The fourth proportional to 113,513.14, 170,116.62 and 57,392.83 is: 86,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,513.14 : 170,116.62 = 57,392.83 : x
  2. Step 2: Convert to fraction form
    113,513.14/170,116.62 = 57,392.83/x
  3. Step 3: Cross multiply
    113,513.14x = 170,116.62 × 57,392.83
  4. Step 4: Simplify right side
    113,513.14x = 9,763,474,251.83
  5. Step 5: Solve for x
    x = 9,763,474,251.83/113,513.14
  6. Step 6: Final answer
    x = 86,011.84

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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.