Home / 122,531.08-183,840.38-60,245.32

Finding the Fourth Proportional to 122,531.08, 183,840.38 and 60,245.32

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Solution

The fourth proportional to 122,531.08, 183,840.38 and 60,245.32 is: 90,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,531.08 : 183,840.38 = 60,245.32 : x
  2. Step 2: Convert to fraction form
    122,531.08/183,840.38 = 60,245.32/x
  3. Step 3: Cross multiply
    122,531.08x = 183,840.38 × 60,245.32
  4. Step 4: Simplify right side
    122,531.08x = 11,075,522,522.02
  5. Step 5: Solve for x
    x = 11,075,522,522.02/122,531.08
  6. Step 6: Final answer
    x = 90,389.50

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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.