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Finding the Fourth Proportional to 110,664, 152,716.32 and 60,364.08

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Solution

The fourth proportional to 110,664, 152,716.32 and 60,364.08 is: 83,302.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,664 : 152,716.32 = 60,364.08 : x
  2. Step 2: Convert to fraction form
    110,664/152,716.32 = 60,364.08/x
  3. Step 3: Cross multiply
    110,664x = 152,716.32 × 60,364.08
  4. Step 4: Simplify right side
    110,664x = 9,218,580,157.79
  5. Step 5: Solve for x
    x = 9,218,580,157.79/110,664
  6. Step 6: Final answer
    x = 83,302.43

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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.