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Finding the Fourth Proportional to 93,162.84, 139,746.57 and 33,998.49

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Solution

The fourth proportional to 93,162.84, 139,746.57 and 33,998.49 is: 50,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,162.84 : 139,746.57 = 33,998.49 : x
  2. Step 2: Convert to fraction form
    93,162.84/139,746.57 = 33,998.49/x
  3. Step 3: Cross multiply
    93,162.84x = 139,746.57 × 33,998.49
  4. Step 4: Simplify right side
    93,162.84x = 4,751,172,362.68
  5. Step 5: Solve for x
    x = 4,751,172,362.68/93,162.84
  6. Step 6: Final answer
    x = 50,998.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.