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Finding the Fourth Proportional to 164,645.77, 246,963.03 and 69,814.93

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Solution

The fourth proportional to 164,645.77, 246,963.03 and 69,814.93 is: 104,720.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,645.77 : 246,963.03 = 69,814.93 : x
  2. Step 2: Convert to fraction form
    164,645.77/246,963.03 = 69,814.93/x
  3. Step 3: Cross multiply
    164,645.77x = 246,963.03 × 69,814.93
  4. Step 4: Simplify right side
    164,645.77x = 17,241,706,652.04
  5. Step 5: Solve for x
    x = 17,241,706,652.04/164,645.77
  6. Step 6: Final answer
    x = 104,720.01

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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.