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Finding the Fourth Proportional to 183,678.08, 253,410.56 and 120,052.60

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Solution

The fourth proportional to 183,678.08, 253,410.56 and 120,052.60 is: 165,629.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,678.08 : 253,410.56 = 120,052.60 : x
  2. Step 2: Convert to fraction form
    183,678.08/253,410.56 = 120,052.60/x
  3. Step 3: Cross multiply
    183,678.08x = 253,410.56 × 120,052.60
  4. Step 4: Simplify right side
    183,678.08x = 30,422,596,595.46
  5. Step 5: Solve for x
    x = 30,422,596,595.46/183,678.08
  6. Step 6: Final answer
    x = 165,629.98

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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.