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Finding the Fourth Proportional to 70,040.70, 105,024.57 and 25,044.71

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Solution

The fourth proportional to 70,040.70, 105,024.57 and 25,044.71 is: 37,554.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,040.70 : 105,024.57 = 25,044.71 : x
  2. Step 2: Convert to fraction form
    70,040.70/105,024.57 = 25,044.71/x
  3. Step 3: Cross multiply
    70,040.70x = 105,024.57 × 25,044.71
  4. Step 4: Simplify right side
    70,040.70x = 2,630,309,673.33
  5. Step 5: Solve for x
    x = 2,630,309,673.33/70,040.70
  6. Step 6: Final answer
    x = 37,554.02

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1.5x scale

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.