Home / 53,407.10-80,103.69-13,967.26

Finding the Fourth Proportional to 53,407.10, 80,103.69 and 13,967.26

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Solution

The fourth proportional to 53,407.10, 80,103.69 and 13,967.26 is: 20,949.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.10 : 80,103.69 = 13,967.26 : x
  2. Step 2: Convert to fraction form
    53,407.10/80,103.69 = 13,967.26/x
  3. Step 3: Cross multiply
    53,407.10x = 80,103.69 × 13,967.26
  4. Step 4: Simplify right side
    53,407.10x = 1,118,828,664.67
  5. Step 5: Solve for x
    x = 1,118,828,664.67/53,407.10
  6. Step 6: Final answer
    x = 20,949.06

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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.