Home / 30,180.60-41,649.68-16,752.71

Finding the Fourth Proportional to 30,180.60, 41,649.68 and 16,752.71

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Solution

The fourth proportional to 30,180.60, 41,649.68 and 16,752.71 is: 23,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.60 : 41,649.68 = 16,752.71 : x
  2. Step 2: Convert to fraction form
    30,180.60/41,649.68 = 16,752.71/x
  3. Step 3: Cross multiply
    30,180.60x = 41,649.68 × 16,752.71
  4. Step 4: Simplify right side
    30,180.60x = 697,745,156.64
  5. Step 5: Solve for x
    x = 697,745,156.64/30,180.60
  6. Step 6: Final answer
    x = 23,119.00

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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.