Home / 160,943.75-222,143.18-109,977.08

Finding the Fourth Proportional to 160,943.75, 222,143.18 and 109,977.08

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Solution

The fourth proportional to 160,943.75, 222,143.18 and 109,977.08 is: 151,796.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,943.75 : 222,143.18 = 109,977.08 : x
  2. Step 2: Convert to fraction form
    160,943.75/222,143.18 = 109,977.08/x
  3. Step 3: Cross multiply
    160,943.75x = 222,143.18 × 109,977.08
  4. Step 4: Simplify right side
    160,943.75x = 24,430,656,617.71
  5. Step 5: Solve for x
    x = 24,430,656,617.71/160,943.75
  6. Step 6: Final answer
    x = 151,796.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.