Home / 69,026.16-103,463.48-39,379.34

Finding the Fourth Proportional to 69,026.16, 103,463.48 and 39,379.34

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Solution

The fourth proportional to 69,026.16, 103,463.48 and 39,379.34 is: 59,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,026.16 : 103,463.48 = 39,379.34 : x
  2. Step 2: Convert to fraction form
    69,026.16/103,463.48 = 39,379.34/x
  3. Step 3: Cross multiply
    69,026.16x = 103,463.48 × 39,379.34
  4. Step 4: Simplify right side
    69,026.16x = 4,074,323,556.50
  5. Step 5: Solve for x
    x = 4,074,323,556.50/69,026.16
  6. Step 6: Final answer
    x = 59,025.79

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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.