Home / 110,880.96-166,337.88-40,754.80

Finding the Fourth Proportional to 110,880.96, 166,337.88 and 40,754.80

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Solution

The fourth proportional to 110,880.96, 166,337.88 and 40,754.80 is: 61,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,880.96 : 166,337.88 = 40,754.80 : x
  2. Step 2: Convert to fraction form
    110,880.96/166,337.88 = 40,754.80/x
  3. Step 3: Cross multiply
    110,880.96x = 166,337.88 × 40,754.80
  4. Step 4: Simplify right side
    110,880.96x = 6,779,067,031.82
  5. Step 5: Solve for x
    x = 6,779,067,031.82/110,880.96
  6. Step 6: Final answer
    x = 61,138.24

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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.