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Finding the Fourth Proportional to 106,590.39, 159,829.38 and 94,449.47

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Solution

The fourth proportional to 106,590.39, 159,829.38 and 94,449.47 is: 141,624.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,590.39 : 159,829.38 = 94,449.47 : x
  2. Step 2: Convert to fraction form
    106,590.39/159,829.38 = 94,449.47/x
  3. Step 3: Cross multiply
    106,590.39x = 159,829.38 × 94,449.47
  4. Step 4: Simplify right side
    106,590.39x = 15,095,799,616.16
  5. Step 5: Solve for x
    x = 15,095,799,616.16/106,590.39
  6. Step 6: Final answer
    x = 141,624.39

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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.