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Finding the Fourth Proportional to 156,997.51, 235,496.23 and 46,189.51

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Solution

The fourth proportional to 156,997.51, 235,496.23 and 46,189.51 is: 69,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,997.51 : 235,496.23 = 46,189.51 : x
  2. Step 2: Convert to fraction form
    156,997.51/235,496.23 = 46,189.51/x
  3. Step 3: Cross multiply
    156,997.51x = 235,496.23 × 46,189.51
  4. Step 4: Simplify right side
    156,997.51x = 10,877,454,766.33
  5. Step 5: Solve for x
    x = 10,877,454,766.33/156,997.51
  6. Step 6: Final answer
    x = 69,284.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.