Home / 167,705.06-251,559.34-49,378.64

Finding the Fourth Proportional to 167,705.06, 251,559.34 and 49,378.64

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Solution

The fourth proportional to 167,705.06, 251,559.34 and 49,378.64 is: 74,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,705.06 : 251,559.34 = 49,378.64 : x
  2. Step 2: Convert to fraction form
    167,705.06/251,559.34 = 49,378.64/x
  3. Step 3: Cross multiply
    167,705.06x = 251,559.34 × 49,378.64
  4. Step 4: Simplify right side
    167,705.06x = 12,421,656,707.25
  5. Step 5: Solve for x
    x = 12,421,656,707.25/167,705.06
  6. Step 6: Final answer
    x = 74,068.47

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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.