Home / 30,180.96-41,647.77-16,752.22

Finding the Fourth Proportional to 30,180.96, 41,647.77 and 16,752.22

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Solution

The fourth proportional to 30,180.96, 41,647.77 and 16,752.22 is: 23,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.96 : 41,647.77 = 16,752.22 : x
  2. Step 2: Convert to fraction form
    30,180.96/41,647.77 = 16,752.22/x
  3. Step 3: Cross multiply
    30,180.96x = 41,647.77 × 16,752.22
  4. Step 4: Simplify right side
    30,180.96x = 697,692,501.43
  5. Step 5: Solve for x
    x = 697,692,501.43/30,180.96
  6. Step 6: Final answer
    x = 23,116.98

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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.