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Finding the Fourth Proportional to 63,029.70, 94,549.41 and 18,655.74

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Solution

The fourth proportional to 63,029.70, 94,549.41 and 18,655.74 is: 27,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,029.70 : 94,549.41 = 18,655.74 : x
  2. Step 2: Convert to fraction form
    63,029.70/94,549.41 = 18,655.74/x
  3. Step 3: Cross multiply
    63,029.70x = 94,549.41 × 18,655.74
  4. Step 4: Simplify right side
    63,029.70x = 1,763,889,210.11
  5. Step 5: Solve for x
    x = 1,763,889,210.11/63,029.70
  6. Step 6: Final answer
    x = 27,985.05

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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.