Home / 53,536.11-80,273.04-20,258.74

Finding the Fourth Proportional to 53,536.11, 80,273.04 and 20,258.74

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Solution

The fourth proportional to 53,536.11, 80,273.04 and 20,258.74 is: 30,376.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,536.11 : 80,273.04 = 20,258.74 : x
  2. Step 2: Convert to fraction form
    53,536.11/80,273.04 = 20,258.74/x
  3. Step 3: Cross multiply
    53,536.11x = 80,273.04 × 20,258.74
  4. Step 4: Simplify right side
    53,536.11x = 1,626,230,646.37
  5. Step 5: Solve for x
    x = 1,626,230,646.37/53,536.11
  6. Step 6: Final answer
    x = 30,376.33

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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.