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Finding the Fourth Proportional to 110,963.44, 153,129.59 and 60,662.44

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Solution

The fourth proportional to 110,963.44, 153,129.59 and 60,662.44 is: 83,714.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,963.44 : 153,129.59 = 60,662.44 : x
  2. Step 2: Convert to fraction form
    110,963.44/153,129.59 = 60,662.44/x
  3. Step 3: Cross multiply
    110,963.44x = 153,129.59 × 60,662.44
  4. Step 4: Simplify right side
    110,963.44x = 9,289,214,565.60
  5. Step 5: Solve for x
    x = 9,289,214,565.60/110,963.44
  6. Step 6: Final answer
    x = 83,714.19

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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.