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Finding the Fourth Proportional to 183,399.66, 253,144.44 and 118,866.69

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Solution

The fourth proportional to 183,399.66, 253,144.44 and 118,866.69 is: 164,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,399.66 : 253,144.44 = 118,866.69 : x
  2. Step 2: Convert to fraction form
    183,399.66/253,144.44 = 118,866.69/x
  3. Step 3: Cross multiply
    183,399.66x = 253,144.44 × 118,866.69
  4. Step 4: Simplify right side
    183,399.66x = 30,090,441,674.70
  5. Step 5: Solve for x
    x = 30,090,441,674.70/183,399.66
  6. Step 6: Final answer
    x = 164,070.32

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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.