Home / 180,724.37-270,837.27-130,403.52

Finding the Fourth Proportional to 180,724.37, 270,837.27 and 130,403.52

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Solution

The fourth proportional to 180,724.37, 270,837.27 and 130,403.52 is: 195,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,724.37 : 270,837.27 = 130,403.52 : x
  2. Step 2: Convert to fraction form
    180,724.37/270,837.27 = 130,403.52/x
  3. Step 3: Cross multiply
    180,724.37x = 270,837.27 × 130,403.52
  4. Step 4: Simplify right side
    180,724.37x = 35,318,133,355.19
  5. Step 5: Solve for x
    x = 35,318,133,355.19/180,724.37
  6. Step 6: Final answer
    x = 195,425.41

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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.