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Finding the Fourth Proportional to 163,590.71, 245,135.77 and 110,084.54

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Solution

The fourth proportional to 163,590.71, 245,135.77 and 110,084.54 is: 164,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,590.71 : 245,135.77 = 110,084.54 : x
  2. Step 2: Convert to fraction form
    163,590.71/245,135.77 = 110,084.54/x
  3. Step 3: Cross multiply
    163,590.71x = 245,135.77 × 110,084.54
  4. Step 4: Simplify right side
    163,590.71x = 26,985,656,977.11
  5. Step 5: Solve for x
    x = 26,985,656,977.11/163,590.71
  6. Step 6: Final answer
    x = 164,958.38

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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.