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Finding the Fourth Proportional to 183,461.76, 252,942.80 and 118,816.77

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Solution

The fourth proportional to 183,461.76, 252,942.80 and 118,816.77 is: 163,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,461.76 : 252,942.80 = 118,816.77 : x
  2. Step 2: Convert to fraction form
    183,461.76/252,942.80 = 118,816.77/x
  3. Step 3: Cross multiply
    183,461.76x = 252,942.80 × 118,816.77
  4. Step 4: Simplify right side
    183,461.76x = 30,053,847,513.55
  5. Step 5: Solve for x
    x = 30,053,847,513.55/183,461.76
  6. Step 6: Final answer
    x = 163,815.32

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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.