Home / 110,554.42-165,779.79-40,384.66

Finding the Fourth Proportional to 110,554.42, 165,779.79 and 40,384.66

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Solution

The fourth proportional to 110,554.42, 165,779.79 and 40,384.66 is: 60,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,554.42 : 165,779.79 = 40,384.66 : x
  2. Step 2: Convert to fraction form
    110,554.42/165,779.79 = 40,384.66/x
  3. Step 3: Cross multiply
    110,554.42x = 165,779.79 × 40,384.66
  4. Step 4: Simplify right side
    110,554.42x = 6,694,960,454.02
  5. Step 5: Solve for x
    x = 6,694,960,454.02/110,554.42
  6. Step 6: Final answer
    x = 60,558.05

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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.