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Finding the Fourth Proportional to 169,369.93, 254,054.99 and 43,019.65

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Solution

The fourth proportional to 169,369.93, 254,054.99 and 43,019.65 is: 64,529.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,369.93 : 254,054.99 = 43,019.65 : x
  2. Step 2: Convert to fraction form
    169,369.93/254,054.99 = 43,019.65/x
  3. Step 3: Cross multiply
    169,369.93x = 254,054.99 × 43,019.65
  4. Step 4: Simplify right side
    169,369.93x = 10,929,356,750.55
  5. Step 5: Solve for x
    x = 10,929,356,750.55/169,369.93
  6. Step 6: Final answer
    x = 64,529.50

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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.