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Finding the Fourth Proportional to 93,901.76, 140,857.48 and 23,781.68

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Solution

The fourth proportional to 93,901.76, 140,857.48 and 23,781.68 is: 35,673.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,901.76 : 140,857.48 = 23,781.68 : x
  2. Step 2: Convert to fraction form
    93,901.76/140,857.48 = 23,781.68/x
  3. Step 3: Cross multiply
    93,901.76x = 140,857.48 × 23,781.68
  4. Step 4: Simplify right side
    93,901.76x = 3,349,827,514.97
  5. Step 5: Solve for x
    x = 3,349,827,514.97/93,901.76
  6. Step 6: Final answer
    x = 35,673.75

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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.