Home / 111,573.06-167,285.27-40,486.52

Finding the Fourth Proportional to 111,573.06, 167,285.27 and 40,486.52

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Solution

The fourth proportional to 111,573.06, 167,285.27 and 40,486.52 is: 60,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,573.06 : 167,285.27 = 40,486.52 : x
  2. Step 2: Convert to fraction form
    111,573.06/167,285.27 = 40,486.52/x
  3. Step 3: Cross multiply
    111,573.06x = 167,285.27 × 40,486.52
  4. Step 4: Simplify right side
    111,573.06x = 6,772,797,390.70
  5. Step 5: Solve for x
    x = 6,772,797,390.70/111,573.06
  6. Step 6: Final answer
    x = 60,702.80

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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.