Home / 53,868.18-80,800.74-14,425.32

Finding the Fourth Proportional to 53,868.18, 80,800.74 and 14,425.32

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Solution

The fourth proportional to 53,868.18, 80,800.74 and 14,425.32 is: 21,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,868.18 : 80,800.74 = 14,425.32 : x
  2. Step 2: Convert to fraction form
    53,868.18/80,800.74 = 14,425.32/x
  3. Step 3: Cross multiply
    53,868.18x = 80,800.74 × 14,425.32
  4. Step 4: Simplify right side
    53,868.18x = 1,165,576,530.74
  5. Step 5: Solve for x
    x = 1,165,576,530.74/53,868.18
  6. Step 6: Final answer
    x = 21,637.57

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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.