Home / 63,090.45-94,621.07-18,706.50

Finding the Fourth Proportional to 63,090.45, 94,621.07 and 18,706.50

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Solution

The fourth proportional to 63,090.45, 94,621.07 and 18,706.50 is: 28,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,090.45 : 94,621.07 = 18,706.50 : x
  2. Step 2: Convert to fraction form
    63,090.45/94,621.07 = 18,706.50/x
  3. Step 3: Cross multiply
    63,090.45x = 94,621.07 × 18,706.50
  4. Step 4: Simplify right side
    63,090.45x = 1,770,028,952.42
  5. Step 5: Solve for x
    x = 1,770,028,952.42/63,090.45
  6. Step 6: Final answer
    x = 28,055.42

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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.