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Finding the Fourth Proportional to 255,185.99, 352,133.73 and 147,763.25

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Solution

The fourth proportional to 255,185.99, 352,133.73 and 147,763.25 is: 203,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,185.99 : 352,133.73 = 147,763.25 : x
  2. Step 2: Convert to fraction form
    255,185.99/352,133.73 = 147,763.25/x
  3. Step 3: Cross multiply
    255,185.99x = 352,133.73 × 147,763.25
  4. Step 4: Simplify right side
    255,185.99x = 52,032,422,618.75
  5. Step 5: Solve for x
    x = 52,032,422,618.75/255,185.99
  6. Step 6: Final answer
    x = 203,900.00

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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.