Home / 68,415.94-94,415.52-42,923.35

Finding the Fourth Proportional to 68,415.94, 94,415.52 and 42,923.35

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Solution

The fourth proportional to 68,415.94, 94,415.52 and 42,923.35 is: 59,235.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,415.94 : 94,415.52 = 42,923.35 : x
  2. Step 2: Convert to fraction form
    68,415.94/94,415.52 = 42,923.35/x
  3. Step 3: Cross multiply
    68,415.94x = 94,415.52 × 42,923.35
  4. Step 4: Simplify right side
    68,415.94x = 4,052,630,410.39
  5. Step 5: Solve for x
    x = 4,052,630,410.39/68,415.94
  6. Step 6: Final answer
    x = 59,235.18

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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.