Home / 69,845.64-96,389.02-38,016.60

Finding the Fourth Proportional to 69,845.64, 96,389.02 and 38,016.60

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Solution

The fourth proportional to 69,845.64, 96,389.02 and 38,016.60 is: 52,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,845.64 : 96,389.02 = 38,016.60 : x
  2. Step 2: Convert to fraction form
    69,845.64/96,389.02 = 38,016.60/x
  3. Step 3: Cross multiply
    69,845.64x = 96,389.02 × 38,016.60
  4. Step 4: Simplify right side
    69,845.64x = 3,664,382,335.79
  5. Step 5: Solve for x
    x = 3,664,382,335.79/69,845.64
  6. Step 6: Final answer
    x = 52,464.01

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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.