Home / 76,208.21-105,157.37-43,944.02

Finding the Fourth Proportional to 76,208.21, 105,157.37 and 43,944.02

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Solution

The fourth proportional to 76,208.21, 105,157.37 and 43,944.02 is: 60,637.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,208.21 : 105,157.37 = 43,944.02 : x
  2. Step 2: Convert to fraction form
    76,208.21/105,157.37 = 43,944.02/x
  3. Step 3: Cross multiply
    76,208.21x = 105,157.37 × 43,944.02
  4. Step 4: Simplify right side
    76,208.21x = 4,621,037,548.84
  5. Step 5: Solve for x
    x = 4,621,037,548.84/76,208.21
  6. Step 6: Final answer
    x = 60,637.01

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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.