Home / 160,544.16-221,563.44-88,930.98

Finding the Fourth Proportional to 160,544.16, 221,563.44 and 88,930.98

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Solution

The fourth proportional to 160,544.16, 221,563.44 and 88,930.98 is: 122,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,544.16 : 221,563.44 = 88,930.98 : x
  2. Step 2: Convert to fraction form
    160,544.16/221,563.44 = 88,930.98/x
  3. Step 3: Cross multiply
    160,544.16x = 221,563.44 × 88,930.98
  4. Step 4: Simplify right side
    160,544.16x = 19,703,853,851.37
  5. Step 5: Solve for x
    x = 19,703,853,851.37/160,544.16
  6. Step 6: Final answer
    x = 122,731.68

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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.