Home / 74,231.93-111,313.26-21,630.93

Finding the Fourth Proportional to 74,231.93, 111,313.26 and 21,630.93

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Solution

The fourth proportional to 74,231.93, 111,313.26 and 21,630.93 is: 32,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,231.93 : 111,313.26 = 21,630.93 : x
  2. Step 2: Convert to fraction form
    74,231.93/111,313.26 = 21,630.93/x
  3. Step 3: Cross multiply
    74,231.93x = 111,313.26 × 21,630.93
  4. Step 4: Simplify right side
    74,231.93x = 2,407,809,335.13
  5. Step 5: Solve for x
    x = 2,407,809,335.13/74,231.93
  6. Step 6: Final answer
    x = 32,436.30

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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.