Home / 111,009.60-166,515.98-36,130.14

Finding the Fourth Proportional to 111,009.60, 166,515.98 and 36,130.14

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Solution

The fourth proportional to 111,009.60, 166,515.98 and 36,130.14 is: 54,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,009.60 : 166,515.98 = 36,130.14 : x
  2. Step 2: Convert to fraction form
    111,009.60/166,515.98 = 36,130.14/x
  3. Step 3: Cross multiply
    111,009.60x = 166,515.98 × 36,130.14
  4. Step 4: Simplify right side
    111,009.60x = 6,016,245,488.99
  5. Step 5: Solve for x
    x = 6,016,245,488.99/111,009.60
  6. Step 6: Final answer
    x = 54,195.72

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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.