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Finding the Fourth Proportional to 189,556.59, 284,239.79 and 63,152.37

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Solution

The fourth proportional to 189,556.59, 284,239.79 and 63,152.37 is: 94,696.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,556.59 : 284,239.79 = 63,152.37 : x
  2. Step 2: Convert to fraction form
    189,556.59/284,239.79 = 63,152.37/x
  3. Step 3: Cross multiply
    189,556.59x = 284,239.79 × 63,152.37
  4. Step 4: Simplify right side
    189,556.59x = 17,950,416,071.04
  5. Step 5: Solve for x
    x = 17,950,416,071.04/189,556.59
  6. Step 6: Final answer
    x = 94,696.87

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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.