Home / 53,994.28-80,985.94-14,555.38

Finding the Fourth Proportional to 53,994.28, 80,985.94 and 14,555.38

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Solution

The fourth proportional to 53,994.28, 80,985.94 and 14,555.38 is: 21,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,994.28 : 80,985.94 = 14,555.38 : x
  2. Step 2: Convert to fraction form
    53,994.28/80,985.94 = 14,555.38/x
  3. Step 3: Cross multiply
    53,994.28x = 80,985.94 × 14,555.38
  4. Step 4: Simplify right side
    53,994.28x = 1,178,781,131.36
  5. Step 5: Solve for x
    x = 1,178,781,131.36/53,994.28
  6. Step 6: Final answer
    x = 21,831.59

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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.