Home / 106,968.02-160,455.75-50,779.18

Finding the Fourth Proportional to 106,968.02, 160,455.75 and 50,779.18

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Solution

The fourth proportional to 106,968.02, 160,455.75 and 50,779.18 is: 76,170.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,968.02 : 160,455.75 = 50,779.18 : x
  2. Step 2: Convert to fraction form
    106,968.02/160,455.75 = 50,779.18/x
  3. Step 3: Cross multiply
    106,968.02x = 160,455.75 × 50,779.18
  4. Step 4: Simplify right side
    106,968.02x = 8,147,811,411.29
  5. Step 5: Solve for x
    x = 8,147,811,411.29/106,968.02
  6. Step 6: Final answer
    x = 76,170.54

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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.