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Finding the Fourth Proportional to 46,662.50, 70,000.80 and 15,062

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Solution

The fourth proportional to 46,662.50, 70,000.80 and 15,062 is: 22,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,662.50 : 70,000.80 = 15,062 : x
  2. Step 2: Convert to fraction form
    46,662.50/70,000.80 = 15,062/x
  3. Step 3: Cross multiply
    46,662.50x = 70,000.80 × 15,062
  4. Step 4: Simplify right side
    46,662.50x = 1,054,352,049.60
  5. Step 5: Solve for x
    x = 1,054,352,049.60/46,662.50
  6. Step 6: Final answer
    x = 22,595.28

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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.