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Finding the Fourth Proportional to 169,509, 233,922.42 and 94,069.64

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Solution

The fourth proportional to 169,509, 233,922.42 and 94,069.64 is: 129,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,509 : 233,922.42 = 94,069.64 : x
  2. Step 2: Convert to fraction form
    169,509/233,922.42 = 94,069.64/x
  3. Step 3: Cross multiply
    169,509x = 233,922.42 × 94,069.64
  4. Step 4: Simplify right side
    169,509x = 22,004,997,837.33
  5. Step 5: Solve for x
    x = 22,004,997,837.33/169,509
  6. Step 6: Final answer
    x = 129,816.10

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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.