Home / 160,240.56-221,133.29-88,621.98

Finding the Fourth Proportional to 160,240.56, 221,133.29 and 88,621.98

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Solution

The fourth proportional to 160,240.56, 221,133.29 and 88,621.98 is: 122,299.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,240.56 : 221,133.29 = 88,621.98 : x
  2. Step 2: Convert to fraction form
    160,240.56/221,133.29 = 88,621.98/x
  3. Step 3: Cross multiply
    160,240.56x = 221,133.29 × 88,621.98
  4. Step 4: Simplify right side
    160,240.56x = 19,597,269,560.60
  5. Step 5: Solve for x
    x = 19,597,269,560.60/160,240.56
  6. Step 6: Final answer
    x = 122,299.06

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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.