Home / 111,257.61-166,907.89-36,357.55

Finding the Fourth Proportional to 111,257.61, 166,907.89 and 36,357.55

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Solution

The fourth proportional to 111,257.61, 166,907.89 and 36,357.55 is: 54,543.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,257.61 : 166,907.89 = 36,357.55 : x
  2. Step 2: Convert to fraction form
    111,257.61/166,907.89 = 36,357.55/x
  3. Step 3: Cross multiply
    111,257.61x = 166,907.89 × 36,357.55
  4. Step 4: Simplify right side
    111,257.61x = 6,068,361,584.25
  5. Step 5: Solve for x
    x = 6,068,361,584.25/111,257.61
  6. Step 6: Final answer
    x = 54,543.34

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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.