Home / 47,074.52-70,624.74-18,977.24

Finding the Fourth Proportional to 47,074.52, 70,624.74 and 18,977.24

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Solution

The fourth proportional to 47,074.52, 70,624.74 and 18,977.24 is: 28,471.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074.52 : 70,624.74 = 18,977.24 : x
  2. Step 2: Convert to fraction form
    47,074.52/70,624.74 = 18,977.24/x
  3. Step 3: Cross multiply
    47,074.52x = 70,624.74 × 18,977.24
  4. Step 4: Simplify right side
    47,074.52x = 1,340,262,640.92
  5. Step 5: Solve for x
    x = 1,340,262,640.92/47,074.52
  6. Step 6: Final answer
    x = 28,471.08

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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.