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Finding the Fourth Proportional to 110,908.96, 153,054.25 and 60,607.96

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Solution

The fourth proportional to 110,908.96, 153,054.25 and 60,607.96 is: 83,638.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,908.96 : 153,054.25 = 60,607.96 : x
  2. Step 2: Convert to fraction form
    110,908.96/153,054.25 = 60,607.96/x
  3. Step 3: Cross multiply
    110,908.96x = 153,054.25 × 60,607.96
  4. Step 4: Simplify right side
    110,908.96x = 9,276,305,327.67
  5. Step 5: Solve for x
    x = 9,276,305,327.67/110,908.96
  6. Step 6: Final answer
    x = 83,638.92

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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.