Home / 160,840.29-221,955.31-92,854.97

Finding the Fourth Proportional to 160,840.29, 221,955.31 and 92,854.97

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Solution

The fourth proportional to 160,840.29, 221,955.31 and 92,854.97 is: 128,137.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,840.29 : 221,955.31 = 92,854.97 : x
  2. Step 2: Convert to fraction form
    160,840.29/221,955.31 = 92,854.97/x
  3. Step 3: Cross multiply
    160,840.29x = 221,955.31 × 92,854.97
  4. Step 4: Simplify right side
    160,840.29x = 20,609,653,651.39
  5. Step 5: Solve for x
    x = 20,609,653,651.39/160,840.29
  6. Step 6: Final answer
    x = 128,137.38

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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.