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Finding the Fourth Proportional to 183,662.96, 253,415.40 and 120,094.16

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Solution

The fourth proportional to 183,662.96, 253,415.40 and 120,094.16 is: 165,704.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,662.96 : 253,415.40 = 120,094.16 : x
  2. Step 2: Convert to fraction form
    183,662.96/253,415.40 = 120,094.16/x
  3. Step 3: Cross multiply
    183,662.96x = 253,415.40 × 120,094.16
  4. Step 4: Simplify right side
    183,662.96x = 30,433,709,594.06
  5. Step 5: Solve for x
    x = 30,433,709,594.06/183,662.96
  6. Step 6: Final answer
    x = 165,704.12

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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.