Home / 63,031.53-94,548.27-18,662.78

Finding the Fourth Proportional to 63,031.53, 94,548.27 and 18,662.78

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Solution

The fourth proportional to 63,031.53, 94,548.27 and 18,662.78 is: 27,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,031.53 : 94,548.27 = 18,662.78 : x
  2. Step 2: Convert to fraction form
    63,031.53/94,548.27 = 18,662.78/x
  3. Step 3: Cross multiply
    63,031.53x = 94,548.27 × 18,662.78
  4. Step 4: Simplify right side
    63,031.53x = 1,764,533,089.65
  5. Step 5: Solve for x
    x = 1,764,533,089.65/63,031.53
  6. Step 6: Final answer
    x = 27,994.45

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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.