Home / 49,511.80-74,166.90-30,734.20

Finding the Fourth Proportional to 49,511.80, 74,166.90 and 30,734.20

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Solution

The fourth proportional to 49,511.80, 74,166.90 and 30,734.20 is: 46,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,511.80 : 74,166.90 = 30,734.20 : x
  2. Step 2: Convert to fraction form
    49,511.80/74,166.90 = 30,734.20/x
  3. Step 3: Cross multiply
    49,511.80x = 74,166.90 × 30,734.20
  4. Step 4: Simplify right side
    49,511.80x = 2,279,460,337.98
  5. Step 5: Solve for x
    x = 2,279,460,337.98/49,511.80
  6. Step 6: Final answer
    x = 46,038.73

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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.