Home / 53,467.52-73,803.60-30,815.55

Finding the Fourth Proportional to 53,467.52, 73,803.60 and 30,815.55

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Solution

The fourth proportional to 53,467.52, 73,803.60 and 30,815.55 is: 42,536.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,467.52 : 73,803.60 = 30,815.55 : x
  2. Step 2: Convert to fraction form
    53,467.52/73,803.60 = 30,815.55/x
  3. Step 3: Cross multiply
    53,467.52x = 73,803.60 × 30,815.55
  4. Step 4: Simplify right side
    53,467.52x = 2,274,298,525.98
  5. Step 5: Solve for x
    x = 2,274,298,525.98/53,467.52
  6. Step 6: Final answer
    x = 42,536.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.