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Finding the Fourth Proportional to 164,681.88, 247,011.30 and 94,340.76

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Solution

The fourth proportional to 164,681.88, 247,011.30 and 94,340.76 is: 141,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,681.88 : 247,011.30 = 94,340.76 : x
  2. Step 2: Convert to fraction form
    164,681.88/247,011.30 = 94,340.76/x
  3. Step 3: Cross multiply
    164,681.88x = 247,011.30 × 94,340.76
  4. Step 4: Simplify right side
    164,681.88x = 23,303,233,770.59
  5. Step 5: Solve for x
    x = 23,303,233,770.59/164,681.88
  6. Step 6: Final answer
    x = 141,504.54

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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.