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Finding the Fourth Proportional to 242,699.04, 334,768.34 and 161,025.53

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Solution

The fourth proportional to 242,699.04, 334,768.34 and 161,025.53 is: 222,111.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,699.04 : 334,768.34 = 161,025.53 : x
  2. Step 2: Convert to fraction form
    242,699.04/334,768.34 = 161,025.53/x
  3. Step 3: Cross multiply
    242,699.04x = 334,768.34 × 161,025.53
  4. Step 4: Simplify right side
    242,699.04x = 53,906,248,104.44
  5. Step 5: Solve for x
    x = 53,906,248,104.44/242,699.04
  6. Step 6: Final answer
    x = 222,111.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.