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Finding the Fourth Proportional to 195,888.84, 270,323.08 and 111,004.08

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Solution

The fourth proportional to 195,888.84, 270,323.08 and 111,004.08 is: 153,183.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,888.84 : 270,323.08 = 111,004.08 : x
  2. Step 2: Convert to fraction form
    195,888.84/270,323.08 = 111,004.08/x
  3. Step 3: Cross multiply
    195,888.84x = 270,323.08 × 111,004.08
  4. Step 4: Simplify right side
    195,888.84x = 30,006,964,798.17
  5. Step 5: Solve for x
    x = 30,006,964,798.17/195,888.84
  6. Step 6: Final answer
    x = 153,183.64

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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.