Home / 45,577.78-62,900.48-25,438.59

Finding the Fourth Proportional to 45,577.78, 62,900.48 and 25,438.59

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Solution

The fourth proportional to 45,577.78, 62,900.48 and 25,438.59 is: 35,107.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,577.78 : 62,900.48 = 25,438.59 : x
  2. Step 2: Convert to fraction form
    45,577.78/62,900.48 = 25,438.59/x
  3. Step 3: Cross multiply
    45,577.78x = 62,900.48 × 25,438.59
  4. Step 4: Simplify right side
    45,577.78x = 1,600,099,585.12
  5. Step 5: Solve for x
    x = 1,600,099,585.12/45,577.78
  6. Step 6: Final answer
    x = 35,107.01

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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.