Home / 53,597.52-80,394.66-20,322.72

Finding the Fourth Proportional to 53,597.52, 80,394.66 and 20,322.72

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Solution

The fourth proportional to 53,597.52, 80,394.66 and 20,322.72 is: 30,483.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,597.52 : 80,394.66 = 20,322.72 : x
  2. Step 2: Convert to fraction form
    53,597.52/80,394.66 = 20,322.72/x
  3. Step 3: Cross multiply
    53,597.52x = 80,394.66 × 20,322.72
  4. Step 4: Simplify right side
    53,597.52x = 1,633,838,164.68
  5. Step 5: Solve for x
    x = 1,633,838,164.68/53,597.52
  6. Step 6: Final answer
    x = 30,483.47

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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.