Home / 49,336.40-73,810.20-42,834.80

Finding the Fourth Proportional to 49,336.40, 73,810.20 and 42,834.80

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Solution

The fourth proportional to 49,336.40, 73,810.20 and 42,834.80 is: 64,083.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,336.40 : 73,810.20 = 42,834.80 : x
  2. Step 2: Convert to fraction form
    49,336.40/73,810.20 = 42,834.80/x
  3. Step 3: Cross multiply
    49,336.40x = 73,810.20 × 42,834.80
  4. Step 4: Simplify right side
    49,336.40x = 3,161,645,154.96
  5. Step 5: Solve for x
    x = 3,161,645,154.96/49,336.40
  6. Step 6: Final answer
    x = 64,083.42

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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.