Home / 52,861.34-72,949.66-28,986.60

Finding the Fourth Proportional to 52,861.34, 72,949.66 and 28,986.60

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Solution

The fourth proportional to 52,861.34, 72,949.66 and 28,986.60 is: 40,002.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,861.34 : 72,949.66 = 28,986.60 : x
  2. Step 2: Convert to fraction form
    52,861.34/72,949.66 = 28,986.60/x
  3. Step 3: Cross multiply
    52,861.34x = 72,949.66 × 28,986.60
  4. Step 4: Simplify right side
    52,861.34x = 2,114,562,614.56
  5. Step 5: Solve for x
    x = 2,114,562,614.56/52,861.34
  6. Step 6: Final answer
    x = 40,002.06

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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.