Home / 52,400.44-72,301.39-31,175.56

Finding the Fourth Proportional to 52,400.44, 72,301.39 and 31,175.56

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Solution

The fourth proportional to 52,400.44, 72,301.39 and 31,175.56 is: 43,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.44 : 72,301.39 = 31,175.56 : x
  2. Step 2: Convert to fraction form
    52,400.44/72,301.39 = 31,175.56/x
  3. Step 3: Cross multiply
    52,400.44x = 72,301.39 × 31,175.56
  4. Step 4: Simplify right side
    52,400.44x = 2,254,036,322.03
  5. Step 5: Solve for x
    x = 2,254,036,322.03/52,400.44
  6. Step 6: Final answer
    x = 43,015.60

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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.