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Finding the Fourth Proportional to 179,506.65, 247,709.07 and 98,933.93

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Solution

The fourth proportional to 179,506.65, 247,709.07 and 98,933.93 is: 136,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,506.65 : 247,709.07 = 98,933.93 : x
  2. Step 2: Convert to fraction form
    179,506.65/247,709.07 = 98,933.93/x
  3. Step 3: Cross multiply
    179,506.65x = 247,709.07 × 98,933.93
  4. Step 4: Simplify right side
    179,506.65x = 24,506,831,791.75
  5. Step 5: Solve for x
    x = 24,506,831,791.75/179,506.65
  6. Step 6: Final answer
    x = 136,523.25

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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.