Home / 111,302.54-166,961.53-44,742.70

Finding the Fourth Proportional to 111,302.54, 166,961.53 and 44,742.70

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Solution

The fourth proportional to 111,302.54, 166,961.53 and 44,742.70 is: 67,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,302.54 : 166,961.53 = 44,742.70 : x
  2. Step 2: Convert to fraction form
    111,302.54/166,961.53 = 44,742.70/x
  3. Step 3: Cross multiply
    111,302.54x = 166,961.53 × 44,742.70
  4. Step 4: Simplify right side
    111,302.54x = 7,470,308,813.52
  5. Step 5: Solve for x
    x = 7,470,308,813.52/111,302.54
  6. Step 6: Final answer
    x = 67,117.15

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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.