Home / 69,083.14-103,555.50-29,111.77

Finding the Fourth Proportional to 69,083.14, 103,555.50 and 29,111.77

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Solution

The fourth proportional to 69,083.14, 103,555.50 and 29,111.77 is: 43,638.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,083.14 : 103,555.50 = 29,111.77 : x
  2. Step 2: Convert to fraction form
    69,083.14/103,555.50 = 29,111.77/x
  3. Step 3: Cross multiply
    69,083.14x = 103,555.50 × 29,111.77
  4. Step 4: Simplify right side
    69,083.14x = 3,014,683,898.24
  5. Step 5: Solve for x
    x = 3,014,683,898.24/69,083.14
  6. Step 6: Final answer
    x = 43,638.49

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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.