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Finding the Fourth Proportional to 70,093.62, 96,728.72 and 38,262.51

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Solution

The fourth proportional to 70,093.62, 96,728.72 and 38,262.51 is: 52,802.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,093.62 : 96,728.72 = 38,262.51 : x
  2. Step 2: Convert to fraction form
    70,093.62/96,728.72 = 38,262.51/x
  3. Step 3: Cross multiply
    70,093.62x = 96,728.72 × 38,262.51
  4. Step 4: Simplify right side
    70,093.62x = 3,701,083,424.97
  5. Step 5: Solve for x
    x = 3,701,083,424.97/70,093.62
  6. Step 6: Final answer
    x = 52,802.00

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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.