Home / 325,069.23-487,482.59-111,776.81

Finding the Fourth Proportional to 325,069.23, 487,482.59 and 111,776.81

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Solution

The fourth proportional to 325,069.23, 487,482.59 and 111,776.81 is: 167,623.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,069.23 : 487,482.59 = 111,776.81 : x
  2. Step 2: Convert to fraction form
    325,069.23/487,482.59 = 111,776.81/x
  3. Step 3: Cross multiply
    325,069.23x = 487,482.59 × 111,776.81
  4. Step 4: Simplify right side
    325,069.23x = 54,489,245,844.44
  5. Step 5: Solve for x
    x = 54,489,245,844.44/325,069.23
  6. Step 6: Final answer
    x = 167,623.51

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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.