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Finding the Fourth Proportional to 70,329.87, 97,056.36 and 38,498.22

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Solution

The fourth proportional to 70,329.87, 97,056.36 and 38,498.22 is: 53,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,329.87 : 97,056.36 = 38,498.22 : x
  2. Step 2: Convert to fraction form
    70,329.87/97,056.36 = 38,498.22/x
  3. Step 3: Cross multiply
    70,329.87x = 97,056.36 × 38,498.22
  4. Step 4: Simplify right side
    70,329.87x = 3,736,497,099.68
  5. Step 5: Solve for x
    x = 3,736,497,099.68/70,329.87
  6. Step 6: Final answer
    x = 53,128.17

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