Home / 45,475.20-68,225.13-17,380.46

Finding the Fourth Proportional to 45,475.20, 68,225.13 and 17,380.46

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Solution

The fourth proportional to 45,475.20, 68,225.13 and 17,380.46 is: 26,075.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,475.20 : 68,225.13 = 17,380.46 : x
  2. Step 2: Convert to fraction form
    45,475.20/68,225.13 = 17,380.46/x
  3. Step 3: Cross multiply
    45,475.20x = 68,225.13 × 17,380.46
  4. Step 4: Simplify right side
    45,475.20x = 1,185,784,313.52
  5. Step 5: Solve for x
    x = 1,185,784,313.52/45,475.20
  6. Step 6: Final answer
    x = 26,075.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.