Home / 74,558.26-102,928.52-57,524.23

Finding the Fourth Proportional to 74,558.26, 102,928.52 and 57,524.23

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Solution

The fourth proportional to 74,558.26, 102,928.52 and 57,524.23 is: 79,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,558.26 : 102,928.52 = 57,524.23 : x
  2. Step 2: Convert to fraction form
    74,558.26/102,928.52 = 57,524.23/x
  3. Step 3: Cross multiply
    74,558.26x = 102,928.52 × 57,524.23
  4. Step 4: Simplify right side
    74,558.26x = 5,920,883,858.04
  5. Step 5: Solve for x
    x = 5,920,883,858.04/74,558.26
  6. Step 6: Final answer
    x = 79,412.85

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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.