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Finding the Fourth Proportional to 192,907.94, 266,226.98 and 116,445.63

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Solution

The fourth proportional to 192,907.94, 266,226.98 and 116,445.63 is: 160,703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,907.94 : 266,226.98 = 116,445.63 : x
  2. Step 2: Convert to fraction form
    192,907.94/266,226.98 = 116,445.63/x
  3. Step 3: Cross multiply
    192,907.94x = 266,226.98 × 116,445.63
  4. Step 4: Simplify right side
    192,907.94x = 31,000,967,826.87
  5. Step 5: Solve for x
    x = 31,000,967,826.87/192,907.94
  6. Step 6: Final answer
    x = 160,703.44

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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.