Home / 40,706.37-61,068.32-12,625.86

Finding the Fourth Proportional to 40,706.37, 61,068.32 and 12,625.86

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Solution

The fourth proportional to 40,706.37, 61,068.32 and 12,625.86 is: 18,941.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,706.37 : 61,068.32 = 12,625.86 : x
  2. Step 2: Convert to fraction form
    40,706.37/61,068.32 = 12,625.86/x
  3. Step 3: Cross multiply
    40,706.37x = 61,068.32 × 12,625.86
  4. Step 4: Simplify right side
    40,706.37x = 771,040,058.76
  5. Step 5: Solve for x
    x = 771,040,058.76/40,706.37
  6. Step 6: Final answer
    x = 18,941.51

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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.