Home / 53,887.57-74,339.09-41,868.65

Finding the Fourth Proportional to 53,887.57, 74,339.09 and 41,868.65

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Solution

The fourth proportional to 53,887.57, 74,339.09 and 41,868.65 is: 57,758.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,887.57 : 74,339.09 = 41,868.65 : x
  2. Step 2: Convert to fraction form
    53,887.57/74,339.09 = 41,868.65/x
  3. Step 3: Cross multiply
    53,887.57x = 74,339.09 × 41,868.65
  4. Step 4: Simplify right side
    53,887.57x = 3,112,477,474.04
  5. Step 5: Solve for x
    x = 3,112,477,474.04/53,887.57
  6. Step 6: Final answer
    x = 57,758.73

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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.