Home / 45,239.12-62,430-25,367.12

Finding the Fourth Proportional to 45,239.12, 62,430 and 25,367.12

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Solution

The fourth proportional to 45,239.12, 62,430 and 25,367.12 is: 35,006.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,239.12 : 62,430 = 25,367.12 : x
  2. Step 2: Convert to fraction form
    45,239.12/62,430 = 25,367.12/x
  3. Step 3: Cross multiply
    45,239.12x = 62,430 × 25,367.12
  4. Step 4: Simplify right side
    45,239.12x = 1,583,669,301.60
  5. Step 5: Solve for x
    x = 1,583,669,301.60/45,239.12
  6. Step 6: Final answer
    x = 35,006.63

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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.