Home / 160,816.11-221,927.23-89,196.29

Finding the Fourth Proportional to 160,816.11, 221,927.23 and 89,196.29

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Solution

The fourth proportional to 160,816.11, 221,927.23 and 89,196.29 is: 123,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,816.11 : 221,927.23 = 89,196.29 : x
  2. Step 2: Convert to fraction form
    160,816.11/221,927.23 = 89,196.29/x
  3. Step 3: Cross multiply
    160,816.11x = 221,927.23 × 89,196.29
  4. Step 4: Simplify right side
    160,816.11x = 19,795,085,565.98
  5. Step 5: Solve for x
    x = 19,795,085,565.98/160,816.11
  6. Step 6: Final answer
    x = 123,091.43

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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.