Home / 56,913.20-85,312.20-33,527.60

Finding the Fourth Proportional to 56,913.20, 85,312.20 and 33,527.60

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Solution

The fourth proportional to 56,913.20, 85,312.20 and 33,527.60 is: 50,257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,913.20 : 85,312.20 = 33,527.60 : x
  2. Step 2: Convert to fraction form
    56,913.20/85,312.20 = 33,527.60/x
  3. Step 3: Cross multiply
    56,913.20x = 85,312.20 × 33,527.60
  4. Step 4: Simplify right side
    56,913.20x = 2,860,313,316.72
  5. Step 5: Solve for x
    x = 2,860,313,316.72/56,913.20
  6. Step 6: Final answer
    x = 50,257.47

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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.