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Finding the Fourth Proportional to 93,187, 139,781.58 and 23,066.92

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Solution

The fourth proportional to 93,187, 139,781.58 and 23,066.92 is: 34,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,187 : 139,781.58 = 23,066.92 : x
  2. Step 2: Convert to fraction form
    93,187/139,781.58 = 23,066.92/x
  3. Step 3: Cross multiply
    93,187x = 139,781.58 × 23,066.92
  4. Step 4: Simplify right side
    93,187x = 3,224,330,523.33
  5. Step 5: Solve for x
    x = 3,224,330,523.33/93,187
  6. Step 6: Final answer
    x = 34,600.65

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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.