Home / 47,177.45-70,776.57-20,527.63

Finding the Fourth Proportional to 47,177.45, 70,776.57 and 20,527.63

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Solution

The fourth proportional to 47,177.45, 70,776.57 and 20,527.63 is: 30,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,177.45 : 70,776.57 = 20,527.63 : x
  2. Step 2: Convert to fraction form
    47,177.45/70,776.57 = 20,527.63/x
  3. Step 3: Cross multiply
    47,177.45x = 70,776.57 × 20,527.63
  4. Step 4: Simplify right side
    47,177.45x = 1,452,875,241.63
  5. Step 5: Solve for x
    x = 1,452,875,241.63/47,177.45
  6. Step 6: Final answer
    x = 30,795.97

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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.