Home / 43,195.83-64,774.08-18,222.27

Finding the Fourth Proportional to 43,195.83, 64,774.08 and 18,222.27

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Solution

The fourth proportional to 43,195.83, 64,774.08 and 18,222.27 is: 27,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,195.83 : 64,774.08 = 18,222.27 : x
  2. Step 2: Convert to fraction form
    43,195.83/64,774.08 = 18,222.27/x
  3. Step 3: Cross multiply
    43,195.83x = 64,774.08 × 18,222.27
  4. Step 4: Simplify right side
    43,195.83x = 1,180,330,531.86
  5. Step 5: Solve for x
    x = 1,180,330,531.86/43,195.83
  6. Step 6: Final answer
    x = 27,325.10

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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.