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Finding the Fourth Proportional to 192,641.80, 265,950.66 and 116,174.56

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Solution

The fourth proportional to 192,641.80, 265,950.66 and 116,174.56 is: 160,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,641.80 : 265,950.66 = 116,174.56 : x
  2. Step 2: Convert to fraction form
    192,641.80/265,950.66 = 116,174.56/x
  3. Step 3: Cross multiply
    192,641.80x = 265,950.66 × 116,174.56
  4. Step 4: Simplify right side
    192,641.80x = 30,896,700,907.21
  5. Step 5: Solve for x
    x = 30,896,700,907.21/192,641.80
  6. Step 6: Final answer
    x = 160,384.20

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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.