Home / 107,798.37-161,690.04-40,317.57

Finding the Fourth Proportional to 107,798.37, 161,690.04 and 40,317.57

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Solution

The fourth proportional to 107,798.37, 161,690.04 and 40,317.57 is: 60,473.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,798.37 : 161,690.04 = 40,317.57 : x
  2. Step 2: Convert to fraction form
    107,798.37/161,690.04 = 40,317.57/x
  3. Step 3: Cross multiply
    107,798.37x = 161,690.04 × 40,317.57
  4. Step 4: Simplify right side
    107,798.37x = 6,518,949,506.00
  5. Step 5: Solve for x
    x = 6,518,949,506.00/107,798.37
  6. Step 6: Final answer
    x = 60,473.54

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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.