Home / 148,415.58-222,625.80-43,240.32

Finding the Fourth Proportional to 148,415.58, 222,625.80 and 43,240.32

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Solution

The fourth proportional to 148,415.58, 222,625.80 and 43,240.32 is: 64,861.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,415.58 : 222,625.80 = 43,240.32 : x
  2. Step 2: Convert to fraction form
    148,415.58/222,625.80 = 43,240.32/x
  3. Step 3: Cross multiply
    148,415.58x = 222,625.80 × 43,240.32
  4. Step 4: Simplify right side
    148,415.58x = 9,626,410,832.26
  5. Step 5: Solve for x
    x = 9,626,410,832.26/148,415.58
  6. Step 6: Final answer
    x = 64,861.19

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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.