Home / 68,333.10-94,261.77-40,033.32

Finding the Fourth Proportional to 68,333.10, 94,261.77 and 40,033.32

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Solution

The fourth proportional to 68,333.10, 94,261.77 and 40,033.32 is: 55,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,333.10 : 94,261.77 = 40,033.32 : x
  2. Step 2: Convert to fraction form
    68,333.10/94,261.77 = 40,033.32/x
  3. Step 3: Cross multiply
    68,333.10x = 94,261.77 × 40,033.32
  4. Step 4: Simplify right side
    68,333.10x = 3,773,611,602.18
  5. Step 5: Solve for x
    x = 3,773,611,602.18/68,333.10
  6. Step 6: Final answer
    x = 55,223.77

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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.