Home / 47,638.20-71,434.26-27,923.16

Finding the Fourth Proportional to 47,638.20, 71,434.26 and 27,923.16

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Solution

The fourth proportional to 47,638.20, 71,434.26 and 27,923.16 is: 41,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,638.20 : 71,434.26 = 27,923.16 : x
  2. Step 2: Convert to fraction form
    47,638.20/71,434.26 = 27,923.16/x
  3. Step 3: Cross multiply
    47,638.20x = 71,434.26 × 27,923.16
  4. Step 4: Simplify right side
    47,638.20x = 1,994,670,271.46
  5. Step 5: Solve for x
    x = 1,994,670,271.46/47,638.20
  6. Step 6: Final answer
    x = 41,871.24

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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.