Home / 68,720.01-94,832.01-40,427.52

Finding the Fourth Proportional to 68,720.01, 94,832.01 and 40,427.52

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Solution

The fourth proportional to 68,720.01, 94,832.01 and 40,427.52 is: 55,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,720.01 : 94,832.01 = 40,427.52 : x
  2. Step 2: Convert to fraction form
    68,720.01/94,832.01 = 40,427.52/x
  3. Step 3: Cross multiply
    68,720.01x = 94,832.01 × 40,427.52
  4. Step 4: Simplify right side
    68,720.01x = 3,833,822,980.92
  5. Step 5: Solve for x
    x = 3,833,822,980.92/68,720.01
  6. Step 6: Final answer
    x = 55,789.03

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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.