Home / 45,938.10-68,907.15-40,106.10

Finding the Fourth Proportional to 45,938.10, 68,907.15 and 40,106.10

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Solution

The fourth proportional to 45,938.10, 68,907.15 and 40,106.10 is: 60,159.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,938.10 : 68,907.15 = 40,106.10 : x
  2. Step 2: Convert to fraction form
    45,938.10/68,907.15 = 40,106.10/x
  3. Step 3: Cross multiply
    45,938.10x = 68,907.15 × 40,106.10
  4. Step 4: Simplify right side
    45,938.10x = 2,763,597,048.62
  5. Step 5: Solve for x
    x = 2,763,597,048.62/45,938.10
  6. Step 6: Final answer
    x = 60,159.15

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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.