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Finding the Fourth Proportional to 169,224.08, 253,816.32 and 68,018.08

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Solution

The fourth proportional to 169,224.08, 253,816.32 and 68,018.08 is: 102,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,224.08 : 253,816.32 = 68,018.08 : x
  2. Step 2: Convert to fraction form
    169,224.08/253,816.32 = 68,018.08/x
  3. Step 3: Cross multiply
    169,224.08x = 253,816.32 × 68,018.08
  4. Step 4: Simplify right side
    169,224.08x = 17,264,098,759.07
  5. Step 5: Solve for x
    x = 17,264,098,759.07/169,224.08
  6. Step 6: Final answer
    x = 102,019.16

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1.5x scale

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.