Home / 42,568.12-63,785.96-16,258.51

Finding the Fourth Proportional to 42,568.12, 63,785.96 and 16,258.51

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Solution

The fourth proportional to 42,568.12, 63,785.96 and 16,258.51 is: 24,362.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,568.12 : 63,785.96 = 16,258.51 : x
  2. Step 2: Convert to fraction form
    42,568.12/63,785.96 = 16,258.51/x
  3. Step 3: Cross multiply
    42,568.12x = 63,785.96 × 16,258.51
  4. Step 4: Simplify right side
    42,568.12x = 1,037,064,268.30
  5. Step 5: Solve for x
    x = 1,037,064,268.30/42,568.12
  6. Step 6: Final answer
    x = 24,362.47

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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.