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Finding the Fourth Proportional to 94,152.96, 129,930.96 and 51,714.21

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Solution

The fourth proportional to 94,152.96, 129,930.96 and 51,714.21 is: 71,365.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,152.96 : 129,930.96 = 51,714.21 : x
  2. Step 2: Convert to fraction form
    94,152.96/129,930.96 = 51,714.21/x
  3. Step 3: Cross multiply
    94,152.96x = 129,930.96 × 51,714.21
  4. Step 4: Simplify right side
    94,152.96x = 6,719,276,950.94
  5. Step 5: Solve for x
    x = 6,719,276,950.94/94,152.96
  6. Step 6: Final answer
    x = 71,365.54

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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.