Home / 55,773.85-76,967.99-30,280.24

Finding the Fourth Proportional to 55,773.85, 76,967.99 and 30,280.24

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Solution

The fourth proportional to 55,773.85, 76,967.99 and 30,280.24 is: 41,786.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,773.85 : 76,967.99 = 30,280.24 : x
  2. Step 2: Convert to fraction form
    55,773.85/76,967.99 = 30,280.24/x
  3. Step 3: Cross multiply
    55,773.85x = 76,967.99 × 30,280.24
  4. Step 4: Simplify right side
    55,773.85x = 2,330,609,209.52
  5. Step 5: Solve for x
    x = 2,330,609,209.52/55,773.85
  6. Step 6: Final answer
    x = 41,786.77

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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.