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Finding the Fourth Proportional to 163,462.59, 244,476.80 and 145,576.95

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Solution

The fourth proportional to 163,462.59, 244,476.80 and 145,576.95 is: 217,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,462.59 : 244,476.80 = 145,576.95 : x
  2. Step 2: Convert to fraction form
    163,462.59/244,476.80 = 145,576.95/x
  3. Step 3: Cross multiply
    163,462.59x = 244,476.80 × 145,576.95
  4. Step 4: Simplify right side
    163,462.59x = 35,590,186,161.88
  5. Step 5: Solve for x
    x = 35,590,186,161.88/163,462.59
  6. Step 6: Final answer
    x = 217,726.80

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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.