Home / 30,181.02-41,654.74-16,756.62

Finding the Fourth Proportional to 30,181.02, 41,654.74 and 16,756.62

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Solution

The fourth proportional to 30,181.02, 41,654.74 and 16,756.62 is: 23,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181.02 : 41,654.74 = 16,756.62 : x
  2. Step 2: Convert to fraction form
    30,181.02/41,654.74 = 16,756.62/x
  3. Step 3: Cross multiply
    30,181.02x = 41,654.74 × 16,756.62
  4. Step 4: Simplify right side
    30,181.02x = 697,992,649.38
  5. Step 5: Solve for x
    x = 697,992,649.38/30,181.02
  6. Step 6: Final answer
    x = 23,126.87

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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.