Home / 69,070.67-103,606.20-56,676.45

Finding the Fourth Proportional to 69,070.67, 103,606.20 and 56,676.45

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Solution

The fourth proportional to 69,070.67, 103,606.20 and 56,676.45 is: 85,014.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,070.67 : 103,606.20 = 56,676.45 : x
  2. Step 2: Convert to fraction form
    69,070.67/103,606.20 = 56,676.45/x
  3. Step 3: Cross multiply
    69,070.67x = 103,606.20 × 56,676.45
  4. Step 4: Simplify right side
    69,070.67x = 5,872,031,613.99
  5. Step 5: Solve for x
    x = 5,872,031,613.99/69,070.67
  6. Step 6: Final answer
    x = 85,014.84

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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.