Home / 42,863.68-59,157.12-25,877.60

Finding the Fourth Proportional to 42,863.68, 59,157.12 and 25,877.60

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Solution

The fourth proportional to 42,863.68, 59,157.12 and 25,877.60 is: 35,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,863.68 : 59,157.12 = 25,877.60 : x
  2. Step 2: Convert to fraction form
    42,863.68/59,157.12 = 25,877.60/x
  3. Step 3: Cross multiply
    42,863.68x = 59,157.12 × 25,877.60
  4. Step 4: Simplify right side
    42,863.68x = 1,530,844,288.51
  5. Step 5: Solve for x
    x = 1,530,844,288.51/42,863.68
  6. Step 6: Final answer
    x = 35,714.25

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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.