Home / 190,650.24-286,027.20-66,000.96

Finding the Fourth Proportional to 190,650.24, 286,027.20 and 66,000.96

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Solution

The fourth proportional to 190,650.24, 286,027.20 and 66,000.96 is: 99,019.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,650.24 : 286,027.20 = 66,000.96 : x
  2. Step 2: Convert to fraction form
    190,650.24/286,027.20 = 66,000.96/x
  3. Step 3: Cross multiply
    190,650.24x = 286,027.20 × 66,000.96
  4. Step 4: Simplify right side
    190,650.24x = 18,878,069,786.11
  5. Step 5: Solve for x
    x = 18,878,069,786.11/190,650.24
  6. Step 6: Final answer
    x = 99,019.39

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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.