Home / 160,171.83-221,032.80-88,554.87

Finding the Fourth Proportional to 160,171.83, 221,032.80 and 88,554.87

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Solution

The fourth proportional to 160,171.83, 221,032.80 and 88,554.87 is: 122,203.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,171.83 : 221,032.80 = 88,554.87 : x
  2. Step 2: Convert to fraction form
    160,171.83/221,032.80 = 88,554.87/x
  3. Step 3: Cross multiply
    160,171.83x = 221,032.80 × 88,554.87
  4. Step 4: Simplify right side
    160,171.83x = 19,573,530,869.74
  5. Step 5: Solve for x
    x = 19,573,530,869.74/160,171.83
  6. Step 6: Final answer
    x = 122,203.33

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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.