Home / 110,698.10-166,071.45-54,565.10

Finding the Fourth Proportional to 110,698.10, 166,071.45 and 54,565.10

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Solution

The fourth proportional to 110,698.10, 166,071.45 and 54,565.10 is: 81,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,698.10 : 166,071.45 = 54,565.10 : x
  2. Step 2: Convert to fraction form
    110,698.10/166,071.45 = 54,565.10/x
  3. Step 3: Cross multiply
    110,698.10x = 166,071.45 × 54,565.10
  4. Step 4: Simplify right side
    110,698.10x = 9,061,705,276.40
  5. Step 5: Solve for x
    x = 9,061,705,276.40/110,698.10
  6. Step 6: Final answer
    x = 81,859.63

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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.