Home / 55,370.23-76,384.34-36,241.58

Finding the Fourth Proportional to 55,370.23, 76,384.34 and 36,241.58

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Solution

The fourth proportional to 55,370.23, 76,384.34 and 36,241.58 is: 49,995.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,370.23 : 76,384.34 = 36,241.58 : x
  2. Step 2: Convert to fraction form
    55,370.23/76,384.34 = 36,241.58/x
  3. Step 3: Cross multiply
    55,370.23x = 76,384.34 × 36,241.58
  4. Step 4: Simplify right side
    55,370.23x = 2,768,289,168.86
  5. Step 5: Solve for x
    x = 2,768,289,168.86/55,370.23
  6. Step 6: Final answer
    x = 49,995.98

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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.