Home / 111,024.30-166,536.45-27,918.30

Finding the Fourth Proportional to 111,024.30, 166,536.45 and 27,918.30

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Solution

The fourth proportional to 111,024.30, 166,536.45 and 27,918.30 is: 41,877.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,024.30 : 166,536.45 = 27,918.30 : x
  2. Step 2: Convert to fraction form
    111,024.30/166,536.45 = 27,918.30/x
  3. Step 3: Cross multiply
    111,024.30x = 166,536.45 × 27,918.30
  4. Step 4: Simplify right side
    111,024.30x = 4,649,414,572.04
  5. Step 5: Solve for x
    x = 4,649,414,572.04/111,024.30
  6. Step 6: Final answer
    x = 41,877.45

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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.