Home / 163,071.30-244,376.55-120,620.10

Finding the Fourth Proportional to 163,071.30, 244,376.55 and 120,620.10

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Solution

The fourth proportional to 163,071.30, 244,376.55 and 120,620.10 is: 180,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,071.30 : 244,376.55 = 120,620.10 : x
  2. Step 2: Convert to fraction form
    163,071.30/244,376.55 = 120,620.10/x
  3. Step 3: Cross multiply
    163,071.30x = 244,376.55 × 120,620.10
  4. Step 4: Simplify right side
    163,071.30x = 29,476,723,898.66
  5. Step 5: Solve for x
    x = 29,476,723,898.66/163,071.30
  6. Step 6: Final answer
    x = 180,759.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.