Home / 30,182.95-41,652.13-16,754.32

Finding the Fourth Proportional to 30,182.95, 41,652.13 and 16,754.32

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Solution

The fourth proportional to 30,182.95, 41,652.13 and 16,754.32 is: 23,120.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.95 : 41,652.13 = 16,754.32 : x
  2. Step 2: Convert to fraction form
    30,182.95/41,652.13 = 16,754.32/x
  3. Step 3: Cross multiply
    30,182.95x = 41,652.13 × 16,754.32
  4. Step 4: Simplify right side
    30,182.95x = 697,853,114.70
  5. Step 5: Solve for x
    x = 697,853,114.70/30,182.95
  6. Step 6: Final answer
    x = 23,120.77

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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.