Home / 111,176.40-166,617.16-58,623.08

Finding the Fourth Proportional to 111,176.40, 166,617.16 and 58,623.08

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Solution

The fourth proportional to 111,176.40, 166,617.16 and 58,623.08 is: 87,856.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,176.40 : 166,617.16 = 58,623.08 : x
  2. Step 2: Convert to fraction form
    111,176.40/166,617.16 = 58,623.08/x
  3. Step 3: Cross multiply
    111,176.40x = 166,617.16 × 58,623.08
  4. Step 4: Simplify right side
    111,176.40x = 9,767,611,100.05
  5. Step 5: Solve for x
    x = 9,767,611,100.05/111,176.40
  6. Step 6: Final answer
    x = 87,856.88

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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.