Home / 45,025.25-62,143.47-25,917.89

Finding the Fourth Proportional to 45,025.25, 62,143.47 and 25,917.89

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Solution

The fourth proportional to 45,025.25, 62,143.47 and 25,917.89 is: 35,771.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,025.25 : 62,143.47 = 25,917.89 : x
  2. Step 2: Convert to fraction form
    45,025.25/62,143.47 = 25,917.89/x
  3. Step 3: Cross multiply
    45,025.25x = 62,143.47 × 25,917.89
  4. Step 4: Simplify right side
    45,025.25x = 1,610,627,308.96
  5. Step 5: Solve for x
    x = 1,610,627,308.96/45,025.25
  6. Step 6: Final answer
    x = 35,771.65

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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.