Home / 112,614.30-168,921.45-110,864.70

Finding the Fourth Proportional to 112,614.30, 168,921.45 and 110,864.70

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Solution

The fourth proportional to 112,614.30, 168,921.45 and 110,864.70 is: 166,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,614.30 : 168,921.45 = 110,864.70 : x
  2. Step 2: Convert to fraction form
    112,614.30/168,921.45 = 110,864.70/x
  3. Step 3: Cross multiply
    112,614.30x = 168,921.45 × 110,864.70
  4. Step 4: Simplify right side
    112,614.30x = 18,727,425,877.82
  5. Step 5: Solve for x
    x = 18,727,425,877.82/112,614.30
  6. Step 6: Final answer
    x = 166,297.05

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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.