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Finding the Fourth Proportional to 70,042.44, 96,641.34 and 44,925.96

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Solution

The fourth proportional to 70,042.44, 96,641.34 and 44,925.96 is: 61,986.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,042.44 : 96,641.34 = 44,925.96 : x
  2. Step 2: Convert to fraction form
    70,042.44/96,641.34 = 44,925.96/x
  3. Step 3: Cross multiply
    70,042.44x = 96,641.34 × 44,925.96
  4. Step 4: Simplify right side
    70,042.44x = 4,341,704,975.19
  5. Step 5: Solve for x
    x = 4,341,704,975.19/70,042.44
  6. Step 6: Final answer
    x = 61,986.78

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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.