Home / 69,799.59-96,325.25-39,579.08

Finding the Fourth Proportional to 69,799.59, 96,325.25 and 39,579.08

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Solution

The fourth proportional to 69,799.59, 96,325.25 and 39,579.08 is: 54,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,799.59 : 96,325.25 = 39,579.08 : x
  2. Step 2: Convert to fraction form
    69,799.59/96,325.25 = 39,579.08/x
  3. Step 3: Cross multiply
    69,799.59x = 96,325.25 × 39,579.08
  4. Step 4: Simplify right side
    69,799.59x = 3,812,464,096.25
  5. Step 5: Solve for x
    x = 3,812,464,096.25/69,799.59
  6. Step 6: Final answer
    x = 54,620.15

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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.