Home / 111,180.40-166,623.16-58,627.08

Finding the Fourth Proportional to 111,180.40, 166,623.16 and 58,627.08

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Solution

The fourth proportional to 111,180.40, 166,623.16 and 58,627.08 is: 87,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,180.40 : 166,623.16 = 58,627.08 : x
  2. Step 2: Convert to fraction form
    111,180.40/166,623.16 = 58,627.08/x
  3. Step 3: Cross multiply
    111,180.40x = 166,623.16 × 58,627.08
  4. Step 4: Simplify right side
    111,180.40x = 9,768,629,331.17
  5. Step 5: Solve for x
    x = 9,768,629,331.17/111,180.40
  6. Step 6: Final answer
    x = 87,862.87

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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.