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Finding the Fourth Proportional to 100,084.98, 150,106.73 and 36,888.74

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Solution

The fourth proportional to 100,084.98, 150,106.73 and 36,888.74 is: 55,325.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,084.98 : 150,106.73 = 36,888.74 : x
  2. Step 2: Convert to fraction form
    100,084.98/150,106.73 = 36,888.74/x
  3. Step 3: Cross multiply
    100,084.98x = 150,106.73 × 36,888.74
  4. Step 4: Simplify right side
    100,084.98x = 5,537,247,200.24
  5. Step 5: Solve for x
    x = 5,537,247,200.24/100,084.98
  6. Step 6: Final answer
    x = 55,325.46

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1.5x scale

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.