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Finding the Fourth Proportional to 192,051.69, 265,120.95 and 111,463.58

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Solution

The fourth proportional to 192,051.69, 265,120.95 and 111,463.58 is: 153,871.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,051.69 : 265,120.95 = 111,463.58 : x
  2. Step 2: Convert to fraction form
    192,051.69/265,120.95 = 111,463.58/x
  3. Step 3: Cross multiply
    192,051.69x = 265,120.95 × 111,463.58
  4. Step 4: Simplify right side
    192,051.69x = 29,551,328,894.40
  5. Step 5: Solve for x
    x = 29,551,328,894.40/192,051.69
  6. Step 6: Final answer
    x = 153,871.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.