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Finding the Fourth Proportional to 114,732.34, 158,328.57 and 63,745.30

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Solution

The fourth proportional to 114,732.34, 158,328.57 and 63,745.30 is: 87,967.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,732.34 : 158,328.57 = 63,745.30 : x
  2. Step 2: Convert to fraction form
    114,732.34/158,328.57 = 63,745.30/x
  3. Step 3: Cross multiply
    114,732.34x = 158,328.57 × 63,745.30
  4. Step 4: Simplify right side
    114,732.34x = 10,092,702,193.22
  5. Step 5: Solve for x
    x = 10,092,702,193.22/114,732.34
  6. Step 6: Final answer
    x = 87,967.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.