Home / 160,556.11-221,567.41-88,940.77

Finding the Fourth Proportional to 160,556.11, 221,567.41 and 88,940.77

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Solution

The fourth proportional to 160,556.11, 221,567.41 and 88,940.77 is: 122,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,556.11 : 221,567.41 = 88,940.77 : x
  2. Step 2: Convert to fraction form
    160,556.11/221,567.41 = 88,940.77/x
  3. Step 3: Cross multiply
    160,556.11x = 221,567.41 × 88,940.77
  4. Step 4: Simplify right side
    160,556.11x = 19,706,376,052.31
  5. Step 5: Solve for x
    x = 19,706,376,052.31/160,556.11
  6. Step 6: Final answer
    x = 122,738.25

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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.