Home / 47,907.85-71,925.35-40,932.68

Finding the Fourth Proportional to 47,907.85, 71,925.35 and 40,932.68

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Solution

The fourth proportional to 47,907.85, 71,925.35 and 40,932.68 is: 61,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.85 : 71,925.35 = 40,932.68 : x
  2. Step 2: Convert to fraction form
    47,907.85/71,925.35 = 40,932.68/x
  3. Step 3: Cross multiply
    47,907.85x = 71,925.35 × 40,932.68
  4. Step 4: Simplify right side
    47,907.85x = 2,944,097,335.44
  5. Step 5: Solve for x
    x = 2,944,097,335.44/47,907.85
  6. Step 6: Final answer
    x = 61,453.35

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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.