Home / 30,075.20-41,507.34-17,499.92

Finding the Fourth Proportional to 30,075.20, 41,507.34 and 17,499.92

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Solution

The fourth proportional to 30,075.20, 41,507.34 and 17,499.92 is: 24,151.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,075.20 : 41,507.34 = 17,499.92 : x
  2. Step 2: Convert to fraction form
    30,075.20/41,507.34 = 17,499.92/x
  3. Step 3: Cross multiply
    30,075.20x = 41,507.34 × 17,499.92
  4. Step 4: Simplify right side
    30,075.20x = 726,375,129.41
  5. Step 5: Solve for x
    x = 726,375,129.41/30,075.20
  6. Step 6: Final answer
    x = 24,151.96

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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.