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Finding the Fourth Proportional to 93,718, 140,577.18 and 38,314

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Solution

The fourth proportional to 93,718, 140,577.18 and 38,314 is: 57,471.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,718 : 140,577.18 = 38,314 : x
  2. Step 2: Convert to fraction form
    93,718/140,577.18 = 38,314/x
  3. Step 3: Cross multiply
    93,718x = 140,577.18 × 38,314
  4. Step 4: Simplify right side
    93,718x = 5,386,074,074.52
  5. Step 5: Solve for x
    x = 5,386,074,074.52/93,718
  6. Step 6: Final answer
    x = 57,471.07

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