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Finding the Fourth Proportional to 201,973.56, 278,719.65 and 110,093.64

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Solution

The fourth proportional to 201,973.56, 278,719.65 and 110,093.64 is: 151,927.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,973.56 : 278,719.65 = 110,093.64 : x
  2. Step 2: Convert to fraction form
    201,973.56/278,719.65 = 110,093.64/x
  3. Step 3: Cross multiply
    201,973.56x = 278,719.65 × 110,093.64
  4. Step 4: Simplify right side
    201,973.56x = 30,685,260,808.03
  5. Step 5: Solve for x
    x = 30,685,260,808.03/201,973.56
  6. Step 6: Final answer
    x = 151,927.12

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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.