Home / 68,346.56-94,328.08-40,051.64

Finding the Fourth Proportional to 68,346.56, 94,328.08 and 40,051.64

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Solution

The fourth proportional to 68,346.56, 94,328.08 and 40,051.64 is: 55,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,346.56 : 94,328.08 = 40,051.64 : x
  2. Step 2: Convert to fraction form
    68,346.56/94,328.08 = 40,051.64/x
  3. Step 3: Cross multiply
    68,346.56x = 94,328.08 × 40,051.64
  4. Step 4: Simplify right side
    68,346.56x = 3,777,994,302.05
  5. Step 5: Solve for x
    x = 3,777,994,302.05/68,346.56
  6. Step 6: Final answer
    x = 55,277.02

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1.5x scale

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.