Home / 123,246.36-184,869.53-40,140.36

Finding the Fourth Proportional to 123,246.36, 184,869.53 and 40,140.36

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Solution

The fourth proportional to 123,246.36, 184,869.53 and 40,140.36 is: 60,210.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,246.36 : 184,869.53 = 40,140.36 : x
  2. Step 2: Convert to fraction form
    123,246.36/184,869.53 = 40,140.36/x
  3. Step 3: Cross multiply
    123,246.36x = 184,869.53 × 40,140.36
  4. Step 4: Simplify right side
    123,246.36x = 7,420,729,487.23
  5. Step 5: Solve for x
    x = 7,420,729,487.23/123,246.36
  6. Step 6: Final answer
    x = 60,210.54

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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.