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Finding the Fourth Proportional to 110,779.80, 166,199.40 and 44,266.65

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Solution

The fourth proportional to 110,779.80, 166,199.40 and 44,266.65 is: 66,411.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,779.80 : 166,199.40 = 44,266.65 : x
  2. Step 2: Convert to fraction form
    110,779.80/166,199.40 = 44,266.65/x
  3. Step 3: Cross multiply
    110,779.80x = 166,199.40 × 44,266.65
  4. Step 4: Simplify right side
    110,779.80x = 7,357,090,670.01
  5. Step 5: Solve for x
    x = 7,357,090,670.01/110,779.80
  6. Step 6: Final answer
    x = 66,411.84

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1.5x scale

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.