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Finding the Fourth Proportional to 93,053.76, 139,578.84 and 26,494.32

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Solution

The fourth proportional to 93,053.76, 139,578.84 and 26,494.32 is: 39,740.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,053.76 : 139,578.84 = 26,494.32 : x
  2. Step 2: Convert to fraction form
    93,053.76/139,578.84 = 26,494.32/x
  3. Step 3: Cross multiply
    93,053.76x = 139,578.84 × 26,494.32
  4. Step 4: Simplify right side
    93,053.76x = 3,698,046,452.19
  5. Step 5: Solve for x
    x = 3,698,046,452.19/93,053.76
  6. Step 6: Final answer
    x = 39,740.97

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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.