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Finding the Fourth Proportional to 70,676.99, 97,523.19 and 45,206.13

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Solution

The fourth proportional to 70,676.99, 97,523.19 and 45,206.13 is: 62,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,676.99 : 97,523.19 = 45,206.13 : x
  2. Step 2: Convert to fraction form
    70,676.99/97,523.19 = 45,206.13/x
  3. Step 3: Cross multiply
    70,676.99x = 97,523.19 × 45,206.13
  4. Step 4: Simplify right side
    70,676.99x = 4,408,646,005.15
  5. Step 5: Solve for x
    x = 4,408,646,005.15/70,676.99
  6. Step 6: Final answer
    x = 62,377.39

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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.