Home / 122,382.12-183,570.48-50,319.84

Finding the Fourth Proportional to 122,382.12, 183,570.48 and 50,319.84

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Solution

The fourth proportional to 122,382.12, 183,570.48 and 50,319.84 is: 75,478.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,382.12 : 183,570.48 = 50,319.84 : x
  2. Step 2: Convert to fraction form
    122,382.12/183,570.48 = 50,319.84/x
  3. Step 3: Cross multiply
    122,382.12x = 183,570.48 × 50,319.84
  4. Step 4: Simplify right side
    122,382.12x = 9,237,237,182.32
  5. Step 5: Solve for x
    x = 9,237,237,182.32/122,382.12
  6. Step 6: Final answer
    x = 75,478.65

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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.