Home / 30,179.61-41,647.24-16,750.07

Finding the Fourth Proportional to 30,179.61, 41,647.24 and 16,750.07

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Solution

The fourth proportional to 30,179.61, 41,647.24 and 16,750.07 is: 23,114.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,179.61 : 41,647.24 = 16,750.07 : x
  2. Step 2: Convert to fraction form
    30,179.61/41,647.24 = 16,750.07/x
  3. Step 3: Cross multiply
    30,179.61x = 41,647.24 × 16,750.07
  4. Step 4: Simplify right side
    30,179.61x = 697,593,935.20
  5. Step 5: Solve for x
    x = 697,593,935.20/30,179.61
  6. Step 6: Final answer
    x = 23,114.74

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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.