Home / 49,638.30-74,457.45-29,906.70

Finding the Fourth Proportional to 49,638.30, 74,457.45 and 29,906.70

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Solution

The fourth proportional to 49,638.30, 74,457.45 and 29,906.70 is: 44,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,638.30 : 74,457.45 = 29,906.70 : x
  2. Step 2: Convert to fraction form
    49,638.30/74,457.45 = 29,906.70/x
  3. Step 3: Cross multiply
    49,638.30x = 74,457.45 × 29,906.70
  4. Step 4: Simplify right side
    49,638.30x = 2,226,776,619.92
  5. Step 5: Solve for x
    x = 2,226,776,619.92/49,638.30
  6. Step 6: Final answer
    x = 44,860.05

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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.