Home / 47,089.80-70,682.10-27,406.80

Finding the Fourth Proportional to 47,089.80, 70,682.10 and 27,406.80

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Solution

The fourth proportional to 47,089.80, 70,682.10 and 27,406.80 is: 41,137.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089.80 : 70,682.10 = 27,406.80 : x
  2. Step 2: Convert to fraction form
    47,089.80/70,682.10 = 27,406.80/x
  3. Step 3: Cross multiply
    47,089.80x = 70,682.10 × 27,406.80
  4. Step 4: Simplify right side
    47,089.80x = 1,937,170,178.28
  5. Step 5: Solve for x
    x = 1,937,170,178.28/47,089.80
  6. Step 6: Final answer
    x = 41,137.79

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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.