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Finding the Fourth Proportional to 199,097.98, 274,755.58 and 118,528.30

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Solution

The fourth proportional to 199,097.98, 274,755.58 and 118,528.30 is: 163,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,097.98 : 274,755.58 = 118,528.30 : x
  2. Step 2: Convert to fraction form
    199,097.98/274,755.58 = 118,528.30/x
  3. Step 3: Cross multiply
    199,097.98x = 274,755.58 × 118,528.30
  4. Step 4: Simplify right side
    199,097.98x = 32,566,311,812.91
  5. Step 5: Solve for x
    x = 32,566,311,812.91/199,097.98
  6. Step 6: Final answer
    x = 163,569.27

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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.