Home / 74,804.51-112,113.18-37,375.09

Finding the Fourth Proportional to 74,804.51, 112,113.18 and 37,375.09

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Solution

The fourth proportional to 74,804.51, 112,113.18 and 37,375.09 is: 56,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,804.51 : 112,113.18 = 37,375.09 : x
  2. Step 2: Convert to fraction form
    74,804.51/112,113.18 = 37,375.09/x
  3. Step 3: Cross multiply
    74,804.51x = 112,113.18 × 37,375.09
  4. Step 4: Simplify right side
    74,804.51x = 4,190,239,912.40
  5. Step 5: Solve for x
    x = 4,190,239,912.40/74,804.51
  6. Step 6: Final answer
    x = 56,015.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.