Home / 158,193.54-218,273.32-93,683.05

Finding the Fourth Proportional to 158,193.54, 218,273.32 and 93,683.05

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Solution

The fourth proportional to 158,193.54, 218,273.32 and 93,683.05 is: 129,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,193.54 : 218,273.32 = 93,683.05 : x
  2. Step 2: Convert to fraction form
    158,193.54/218,273.32 = 93,683.05/x
  3. Step 3: Cross multiply
    158,193.54x = 218,273.32 × 93,683.05
  4. Step 4: Simplify right side
    158,193.54x = 20,448,510,351.23
  5. Step 5: Solve for x
    x = 20,448,510,351.23/158,193.54
  6. Step 6: Final answer
    x = 129,262.61

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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.