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Finding the Fourth Proportional to 148,804.00, 205,350.09 and 80,822.10

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Solution

The fourth proportional to 148,804.00, 205,350.09 and 80,822.10 is: 111,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,804.00 : 205,350.09 = 80,822.10 : x
  2. Step 2: Convert to fraction form
    148,804.00/205,350.09 = 80,822.10/x
  3. Step 3: Cross multiply
    148,804.00x = 205,350.09 × 80,822.10
  4. Step 4: Simplify right side
    148,804.00x = 16,596,824,482.24
  5. Step 5: Solve for x
    x = 16,596,824,482.24/148,804.00
  6. Step 6: Final answer
    x = 111,534.80

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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.