Home / 64,979.40-97,481.25-20,594.23

Finding the Fourth Proportional to 64,979.40, 97,481.25 and 20,594.23

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Solution

The fourth proportional to 64,979.40, 97,481.25 and 20,594.23 is: 30,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,979.40 : 97,481.25 = 20,594.23 : x
  2. Step 2: Convert to fraction form
    64,979.40/97,481.25 = 20,594.23/x
  3. Step 3: Cross multiply
    64,979.40x = 97,481.25 × 20,594.23
  4. Step 4: Simplify right side
    64,979.40x = 2,007,551,180.22
  5. Step 5: Solve for x
    x = 2,007,551,180.22/64,979.40
  6. Step 6: Final answer
    x = 30,895.20

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1.5x scale

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.