Home / 45,680.20-68,487.14-30,852.36

Finding the Fourth Proportional to 45,680.20, 68,487.14 and 30,852.36

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Solution

The fourth proportional to 45,680.20, 68,487.14 and 30,852.36 is: 46,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,680.20 : 68,487.14 = 30,852.36 : x
  2. Step 2: Convert to fraction form
    45,680.20/68,487.14 = 30,852.36/x
  3. Step 3: Cross multiply
    45,680.20x = 68,487.14 × 30,852.36
  4. Step 4: Simplify right side
    45,680.20x = 2,112,989,898.65
  5. Step 5: Solve for x
    x = 2,112,989,898.65/45,680.20
  6. Step 6: Final answer
    x = 46,256.14

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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.