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Finding the Fourth Proportional to 19,596.65, 29,391.08 and 9,597.11

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Solution

The fourth proportional to 19,596.65, 29,391.08 and 9,597.11 is: 14,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.65 : 29,391.08 = 9,597.11 : x
  2. Step 2: Convert to fraction form
    19,596.65/29,391.08 = 9,597.11/x
  3. Step 3: Cross multiply
    19,596.65x = 29,391.08 × 9,597.11
  4. Step 4: Simplify right side
    19,596.65x = 282,069,232.84
  5. Step 5: Solve for x
    x = 282,069,232.84/19,596.65
  6. Step 6: Final answer
    x = 14,393.75

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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.