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Finding the Fourth Proportional to 190,774.87, 286,168.40 and 95,953.30

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Solution

The fourth proportional to 190,774.87, 286,168.40 and 95,953.30 is: 143,933.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,774.87 : 286,168.40 = 95,953.30 : x
  2. Step 2: Convert to fraction form
    190,774.87/286,168.40 = 95,953.30/x
  3. Step 3: Cross multiply
    190,774.87x = 286,168.40 × 95,953.30
  4. Step 4: Simplify right side
    190,774.87x = 27,458,802,335.72
  5. Step 5: Solve for x
    x = 27,458,802,335.72/190,774.87
  6. Step 6: Final answer
    x = 143,933.02

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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.