Home / 51,259.28-76,901.84-14,323.28

Finding the Fourth Proportional to 51,259.28, 76,901.84 and 14,323.28

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Solution

The fourth proportional to 51,259.28, 76,901.84 and 14,323.28 is: 21,488.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,259.28 : 76,901.84 = 14,323.28 : x
  2. Step 2: Convert to fraction form
    51,259.28/76,901.84 = 14,323.28/x
  3. Step 3: Cross multiply
    51,259.28x = 76,901.84 × 14,323.28
  4. Step 4: Simplify right side
    51,259.28x = 1,101,486,586.84
  5. Step 5: Solve for x
    x = 1,101,486,586.84/51,259.28
  6. Step 6: Final answer
    x = 21,488.53

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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.