Home / 55,477.08-76,567.50-43,630.56

Finding the Fourth Proportional to 55,477.08, 76,567.50 and 43,630.56

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Solution

The fourth proportional to 55,477.08, 76,567.50 and 43,630.56 is: 60,217.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,477.08 : 76,567.50 = 43,630.56 : x
  2. Step 2: Convert to fraction form
    55,477.08/76,567.50 = 43,630.56/x
  3. Step 3: Cross multiply
    55,477.08x = 76,567.50 × 43,630.56
  4. Step 4: Simplify right side
    55,477.08x = 3,340,682,902.80
  5. Step 5: Solve for x
    x = 3,340,682,902.80/55,477.08
  6. Step 6: Final answer
    x = 60,217.35

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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.