Home / 46,401.68-69,613.32-20,109.08

Finding the Fourth Proportional to 46,401.68, 69,613.32 and 20,109.08

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Solution

The fourth proportional to 46,401.68, 69,613.32 and 20,109.08 is: 30,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,401.68 : 69,613.32 = 20,109.08 : x
  2. Step 2: Convert to fraction form
    46,401.68/69,613.32 = 20,109.08/x
  3. Step 3: Cross multiply
    46,401.68x = 69,613.32 × 20,109.08
  4. Step 4: Simplify right side
    46,401.68x = 1,399,859,820.95
  5. Step 5: Solve for x
    x = 1,399,859,820.95/46,401.68
  6. Step 6: Final answer
    x = 30,168.30

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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.