Home / 235,088.35-324,504.70-139,594.37

Finding the Fourth Proportional to 235,088.35, 324,504.70 and 139,594.37

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Solution

The fourth proportional to 235,088.35, 324,504.70 and 139,594.37 is: 192,689.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,088.35 : 324,504.70 = 139,594.37 : x
  2. Step 2: Convert to fraction form
    235,088.35/324,504.70 = 139,594.37/x
  3. Step 3: Cross multiply
    235,088.35x = 324,504.70 × 139,594.37
  4. Step 4: Simplify right side
    235,088.35x = 45,299,027,187.03
  5. Step 5: Solve for x
    x = 45,299,027,187.03/235,088.35
  6. Step 6: Final answer
    x = 192,689.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.