Home / 111,140.60-166,588.59-54,897.44

Finding the Fourth Proportional to 111,140.60, 166,588.59 and 54,897.44

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Solution

The fourth proportional to 111,140.60, 166,588.59 and 54,897.44 is: 82,285.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,140.60 : 166,588.59 = 54,897.44 : x
  2. Step 2: Convert to fraction form
    111,140.60/166,588.59 = 54,897.44/x
  3. Step 3: Cross multiply
    111,140.60x = 166,588.59 × 54,897.44
  4. Step 4: Simplify right side
    111,140.60x = 9,145,287,124.21
  5. Step 5: Solve for x
    x = 9,145,287,124.21/111,140.60
  6. Step 6: Final answer
    x = 82,285.75

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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.