Home / 40,695.51-61,051.93-12,616.26

Finding the Fourth Proportional to 40,695.51, 61,051.93 and 12,616.26

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Solution

The fourth proportional to 40,695.51, 61,051.93 and 12,616.26 is: 18,927.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,695.51 : 61,051.93 = 12,616.26 : x
  2. Step 2: Convert to fraction form
    40,695.51/61,051.93 = 12,616.26/x
  3. Step 3: Cross multiply
    40,695.51x = 61,051.93 × 12,616.26
  4. Step 4: Simplify right side
    40,695.51x = 770,246,761.90
  5. Step 5: Solve for x
    x = 770,246,761.90/40,695.51
  6. Step 6: Final answer
    x = 18,927.07

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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.