Home / 126,206.48-189,268.74-41,943.98

Finding the Fourth Proportional to 126,206.48, 189,268.74 and 41,943.98

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Solution

The fourth proportional to 126,206.48, 189,268.74 and 41,943.98 is: 62,902.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,206.48 : 189,268.74 = 41,943.98 : x
  2. Step 2: Convert to fraction form
    126,206.48/189,268.74 = 41,943.98/x
  3. Step 3: Cross multiply
    126,206.48x = 189,268.74 × 41,943.98
  4. Step 4: Simplify right side
    126,206.48x = 7,938,684,245.19
  5. Step 5: Solve for x
    x = 7,938,684,245.19/126,206.48
  6. Step 6: Final answer
    x = 62,902.35

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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.