Home / 160,622.68-221,653.32-92,642.50

Finding the Fourth Proportional to 160,622.68, 221,653.32 and 92,642.50

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Solution

The fourth proportional to 160,622.68, 221,653.32 and 92,642.50 is: 127,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,622.68 : 221,653.32 = 92,642.50 : x
  2. Step 2: Convert to fraction form
    160,622.68/221,653.32 = 92,642.50/x
  3. Step 3: Cross multiply
    160,622.68x = 221,653.32 × 92,642.50
  4. Step 4: Simplify right side
    160,622.68x = 20,534,517,698.10
  5. Step 5: Solve for x
    x = 20,534,517,698.10/160,622.68
  6. Step 6: Final answer
    x = 127,843.20

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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.