Home / 49,950.10-68,790.81-48,861.46

Finding the Fourth Proportional to 49,950.10, 68,790.81 and 48,861.46

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Solution

The fourth proportional to 49,950.10, 68,790.81 and 48,861.46 is: 67,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,950.10 : 68,790.81 = 48,861.46 : x
  2. Step 2: Convert to fraction form
    49,950.10/68,790.81 = 48,861.46/x
  3. Step 3: Cross multiply
    49,950.10x = 68,790.81 × 48,861.46
  4. Step 4: Simplify right side
    49,950.10x = 3,361,219,411.18
  5. Step 5: Solve for x
    x = 3,361,219,411.18/49,950.10
  6. Step 6: Final answer
    x = 67,291.55

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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.