Home / 53,907.06-74,391.84-30,034.58

Finding the Fourth Proportional to 53,907.06, 74,391.84 and 30,034.58

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Solution

The fourth proportional to 53,907.06, 74,391.84 and 30,034.58 is: 41,447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,907.06 : 74,391.84 = 30,034.58 : x
  2. Step 2: Convert to fraction form
    53,907.06/74,391.84 = 30,034.58/x
  3. Step 3: Cross multiply
    53,907.06x = 74,391.84 × 30,034.58
  4. Step 4: Simplify right side
    53,907.06x = 2,234,327,519.65
  5. Step 5: Solve for x
    x = 2,234,327,519.65/53,907.06
  6. Step 6: Final answer
    x = 41,447.77

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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.