Home / 53,298.24-79,906.26-20,017.58

Finding the Fourth Proportional to 53,298.24, 79,906.26 and 20,017.58

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Solution

The fourth proportional to 53,298.24, 79,906.26 and 20,017.58 is: 30,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,298.24 : 79,906.26 = 20,017.58 : x
  2. Step 2: Convert to fraction form
    53,298.24/79,906.26 = 20,017.58/x
  3. Step 3: Cross multiply
    53,298.24x = 79,906.26 × 20,017.58
  4. Step 4: Simplify right side
    53,298.24x = 1,599,529,952.05
  5. Step 5: Solve for x
    x = 1,599,529,952.05/53,298.24
  6. Step 6: Final answer
    x = 30,010.93

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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.