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Finding the Fourth Proportional to 70,846.04, 97,766.80 and 39,014.26

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Solution

The fourth proportional to 70,846.04, 97,766.80 and 39,014.26 is: 53,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,846.04 : 97,766.80 = 39,014.26 : x
  2. Step 2: Convert to fraction form
    70,846.04/97,766.80 = 39,014.26/x
  3. Step 3: Cross multiply
    70,846.04x = 97,766.80 × 39,014.26
  4. Step 4: Simplify right side
    70,846.04x = 3,814,299,012.62
  5. Step 5: Solve for x
    x = 3,814,299,012.62/70,846.04
  6. Step 6: Final answer
    x = 53,839.27

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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.