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Finding the Fourth Proportional to 104,998.88, 156,829.06 and 94,988.27

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Solution

The fourth proportional to 104,998.88, 156,829.06 and 94,988.27 is: 141,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,998.88 : 156,829.06 = 94,988.27 : x
  2. Step 2: Convert to fraction form
    104,998.88/156,829.06 = 94,988.27/x
  3. Step 3: Cross multiply
    104,998.88x = 156,829.06 × 94,988.27
  4. Step 4: Simplify right side
    104,998.88x = 14,896,921,095.13
  5. Step 5: Solve for x
    x = 14,896,921,095.13/104,998.88
  6. Step 6: Final answer
    x = 141,876.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.