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Finding the Fourth Proportional to 235,755.88, 353,504.58 and 93,457

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Solution

The fourth proportional to 235,755.88, 353,504.58 and 93,457 is: 140,134.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,755.88 : 353,504.58 = 93,457 : x
  2. Step 2: Convert to fraction form
    235,755.88/353,504.58 = 93,457/x
  3. Step 3: Cross multiply
    235,755.88x = 353,504.58 × 93,457
  4. Step 4: Simplify right side
    235,755.88x = 33,037,477,533.06
  5. Step 5: Solve for x
    x = 33,037,477,533.06/235,755.88
  6. Step 6: Final answer
    x = 140,134.27

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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.