Home / 53,803.98-80,704.15-14,359.01

Finding the Fourth Proportional to 53,803.98, 80,704.15 and 14,359.01

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Solution

The fourth proportional to 53,803.98, 80,704.15 and 14,359.01 is: 21,538.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,803.98 : 80,704.15 = 14,359.01 : x
  2. Step 2: Convert to fraction form
    53,803.98/80,704.15 = 14,359.01/x
  3. Step 3: Cross multiply
    53,803.98x = 80,704.15 × 14,359.01
  4. Step 4: Simplify right side
    53,803.98x = 1,158,831,257.47
  5. Step 5: Solve for x
    x = 1,158,831,257.47/53,803.98
  6. Step 6: Final answer
    x = 21,538.02

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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.