Home / 107,219.04-160,830.96-40,690.48

Finding the Fourth Proportional to 107,219.04, 160,830.96 and 40,690.48

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Solution

The fourth proportional to 107,219.04, 160,830.96 and 40,690.48 is: 61,036.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,219.04 : 160,830.96 = 40,690.48 : x
  2. Step 2: Convert to fraction form
    107,219.04/160,830.96 = 40,690.48/x
  3. Step 3: Cross multiply
    107,219.04x = 160,830.96 × 40,690.48
  4. Step 4: Simplify right side
    107,219.04x = 6,544,288,961.26
  5. Step 5: Solve for x
    x = 6,544,288,961.26/107,219.04
  6. Step 6: Final answer
    x = 61,036.63

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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.