Home / 74,944.53-103,420.44-40,952.16

Finding the Fourth Proportional to 74,944.53, 103,420.44 and 40,952.16

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Solution

The fourth proportional to 74,944.53, 103,420.44 and 40,952.16 is: 56,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,944.53 : 103,420.44 = 40,952.16 : x
  2. Step 2: Convert to fraction form
    74,944.53/103,420.44 = 40,952.16/x
  3. Step 3: Cross multiply
    74,944.53x = 103,420.44 × 40,952.16
  4. Step 4: Simplify right side
    74,944.53x = 4,235,290,406.15
  5. Step 5: Solve for x
    x = 4,235,290,406.15/74,944.53
  6. Step 6: Final answer
    x = 56,512.34

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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.