Home / 74,858.37-103,325.40-43,037.52

Finding the Fourth Proportional to 74,858.37, 103,325.40 and 43,037.52

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Solution

The fourth proportional to 74,858.37, 103,325.40 and 43,037.52 is: 59,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,858.37 : 103,325.40 = 43,037.52 : x
  2. Step 2: Convert to fraction form
    74,858.37/103,325.40 = 43,037.52/x
  3. Step 3: Cross multiply
    74,858.37x = 103,325.40 × 43,037.52
  4. Step 4: Simplify right side
    74,858.37x = 4,446,868,969.01
  5. Step 5: Solve for x
    x = 4,446,868,969.01/74,858.37
  6. Step 6: Final answer
    x = 59,403.76

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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.