Home / 62,301.45-85,975.43-38,418.57

Finding the Fourth Proportional to 62,301.45, 85,975.43 and 38,418.57

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Solution

The fourth proportional to 62,301.45, 85,975.43 and 38,418.57 is: 53,017.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,301.45 : 85,975.43 = 38,418.57 : x
  2. Step 2: Convert to fraction form
    62,301.45/85,975.43 = 38,418.57/x
  3. Step 3: Cross multiply
    62,301.45x = 85,975.43 × 38,418.57
  4. Step 4: Simplify right side
    62,301.45x = 3,303,052,883.64
  5. Step 5: Solve for x
    x = 3,303,052,883.64/62,301.45
  6. Step 6: Final answer
    x = 53,017.27

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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.