Home / 160,716.24-221,791.43-88,114.32

Finding the Fourth Proportional to 160,716.24, 221,791.43 and 88,114.32

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Solution

The fourth proportional to 160,716.24, 221,791.43 and 88,114.32 is: 121,599.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,716.24 : 221,791.43 = 88,114.32 : x
  2. Step 2: Convert to fraction form
    160,716.24/221,791.43 = 88,114.32/x
  3. Step 3: Cross multiply
    160,716.24x = 221,791.43 × 88,114.32
  4. Step 4: Simplify right side
    160,716.24x = 19,543,001,036.28
  5. Step 5: Solve for x
    x = 19,543,001,036.28/160,716.24
  6. Step 6: Final answer
    x = 121,599.42

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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.