Home / 69,124.86-103,601.03-29,636.15

Finding the Fourth Proportional to 69,124.86, 103,601.03 and 29,636.15

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Solution

The fourth proportional to 69,124.86, 103,601.03 and 29,636.15 is: 44,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,124.86 : 103,601.03 = 29,636.15 : x
  2. Step 2: Convert to fraction form
    69,124.86/103,601.03 = 29,636.15/x
  3. Step 3: Cross multiply
    69,124.86x = 103,601.03 × 29,636.15
  4. Step 4: Simplify right side
    69,124.86x = 3,070,334,999.05
  5. Step 5: Solve for x
    x = 3,070,334,999.05/69,124.86
  6. Step 6: Final answer
    x = 44,417.23

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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.