Home / 55,269.24-76,271.58-30,118.74

Finding the Fourth Proportional to 55,269.24, 76,271.58 and 30,118.74

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Solution

The fourth proportional to 55,269.24, 76,271.58 and 30,118.74 is: 41,563.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,269.24 : 76,271.58 = 30,118.74 : x
  2. Step 2: Convert to fraction form
    55,269.24/76,271.58 = 30,118.74/x
  3. Step 3: Cross multiply
    55,269.24x = 76,271.58 × 30,118.74
  4. Step 4: Simplify right side
    55,269.24x = 2,297,203,887.41
  5. Step 5: Solve for x
    x = 2,297,203,887.41/55,269.24
  6. Step 6: Final answer
    x = 41,563.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.