Home / 53,115.98-73,283.49-30,141.99

Finding the Fourth Proportional to 53,115.98, 73,283.49 and 30,141.99

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Solution

The fourth proportional to 53,115.98, 73,283.49 and 30,141.99 is: 41,586.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,115.98 : 73,283.49 = 30,141.99 : x
  2. Step 2: Convert to fraction form
    53,115.98/73,283.49 = 30,141.99/x
  3. Step 3: Cross multiply
    53,115.98x = 73,283.49 × 30,141.99
  4. Step 4: Simplify right side
    53,115.98x = 2,208,910,222.75
  5. Step 5: Solve for x
    x = 2,208,910,222.75/53,115.98
  6. Step 6: Final answer
    x = 41,586.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.