Home / 53,016.40-79,520.46-23,435.20

Finding the Fourth Proportional to 53,016.40, 79,520.46 and 23,435.20

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Solution

The fourth proportional to 53,016.40, 79,520.46 and 23,435.20 is: 35,150.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,016.40 : 79,520.46 = 23,435.20 : x
  2. Step 2: Convert to fraction form
    53,016.40/79,520.46 = 23,435.20/x
  3. Step 3: Cross multiply
    53,016.40x = 79,520.46 × 23,435.20
  4. Step 4: Simplify right side
    53,016.40x = 1,863,577,884.19
  5. Step 5: Solve for x
    x = 1,863,577,884.19/53,016.40
  6. Step 6: Final answer
    x = 35,150.97

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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.