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Finding the Fourth Proportional to 169,640.10, 237,185.10 and 169,640.10

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Solution

The fourth proportional to 169,640.10, 237,185.10 and 169,640.10 is: 237,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,640.10 : 237,185.10 = 169,640.10 : x
  2. Step 2: Convert to fraction form
    169,640.10/237,185.10 = 169,640.10/x
  3. Step 3: Cross multiply
    169,640.10x = 237,185.10 × 169,640.10
  4. Step 4: Simplify right side
    169,640.10x = 40,236,104,082.51
  5. Step 5: Solve for x
    x = 40,236,104,082.51/169,640.10
  6. Step 6: Final answer
    x = 237,185.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.