Home / 57,116.85-85,596.67-48,639.49

Finding the Fourth Proportional to 57,116.85, 85,596.67 and 48,639.49

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Solution

The fourth proportional to 57,116.85, 85,596.67 and 48,639.49 is: 72,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,116.85 : 85,596.67 = 48,639.49 : x
  2. Step 2: Convert to fraction form
    57,116.85/85,596.67 = 48,639.49/x
  3. Step 3: Cross multiply
    57,116.85x = 85,596.67 × 48,639.49
  4. Step 4: Simplify right side
    57,116.85x = 4,163,378,374.50
  5. Step 5: Solve for x
    x = 4,163,378,374.50/57,116.85
  6. Step 6: Final answer
    x = 72,892.30

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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.