Home / 93,086.55-139,581.45-45,680.85

Finding the Fourth Proportional to 93,086.55, 139,581.45 and 45,680.85

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Solution

The fourth proportional to 93,086.55, 139,581.45 and 45,680.85 is: 68,497.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,086.55 : 139,581.45 = 45,680.85 : x
  2. Step 2: Convert to fraction form
    93,086.55/139,581.45 = 45,680.85/x
  3. Step 3: Cross multiply
    93,086.55x = 139,581.45 × 45,680.85
  4. Step 4: Simplify right side
    93,086.55x = 6,376,199,280.23
  5. Step 5: Solve for x
    x = 6,376,199,280.23/93,086.55
  6. Step 6: Final answer
    x = 68,497.54

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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.