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Finding the Fourth Proportional to 164,609.94, 246,866.21 and 69,838.93

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Solution

The fourth proportional to 164,609.94, 246,866.21 and 69,838.93 is: 104,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,609.94 : 246,866.21 = 69,838.93 : x
  2. Step 2: Convert to fraction form
    164,609.94/246,866.21 = 69,838.93/x
  3. Step 3: Cross multiply
    164,609.94x = 246,866.21 × 69,838.93
  4. Step 4: Simplify right side
    164,609.94x = 17,240,871,959.56
  5. Step 5: Solve for x
    x = 17,240,871,959.56/164,609.94
  6. Step 6: Final answer
    x = 104,737.73

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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.