Home / 73,515.60-110,273.40-52,779.60

Finding the Fourth Proportional to 73,515.60, 110,273.40 and 52,779.60

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Solution

The fourth proportional to 73,515.60, 110,273.40 and 52,779.60 is: 79,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,515.60 : 110,273.40 = 52,779.60 : x
  2. Step 2: Convert to fraction form
    73,515.60/110,273.40 = 52,779.60/x
  3. Step 3: Cross multiply
    73,515.60x = 110,273.40 × 52,779.60
  4. Step 4: Simplify right side
    73,515.60x = 5,820,185,942.64
  5. Step 5: Solve for x
    x = 5,820,185,942.64/73,515.60
  6. Step 6: Final answer
    x = 79,169.40

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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.