Home / 74,272.98-111,427.92-36,850.62

Finding the Fourth Proportional to 74,272.98, 111,427.92 and 36,850.62

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Solution

The fourth proportional to 74,272.98, 111,427.92 and 36,850.62 is: 55,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,272.98 : 111,427.92 = 36,850.62 : x
  2. Step 2: Convert to fraction form
    74,272.98/111,427.92 = 36,850.62/x
  3. Step 3: Cross multiply
    74,272.98x = 111,427.92 × 36,850.62
  4. Step 4: Simplify right side
    74,272.98x = 4,106,187,937.31
  5. Step 5: Solve for x
    x = 4,106,187,937.31/74,272.98
  6. Step 6: Final answer
    x = 55,285.08

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1.5x scale

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.