Home / 45,579.90-62,903.43-25,440.72

Finding the Fourth Proportional to 45,579.90, 62,903.43 and 25,440.72

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Solution

The fourth proportional to 45,579.90, 62,903.43 and 25,440.72 is: 35,109.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,579.90 : 62,903.43 = 25,440.72 : x
  2. Step 2: Convert to fraction form
    45,579.90/62,903.43 = 25,440.72/x
  3. Step 3: Cross multiply
    45,579.90x = 62,903.43 × 25,440.72
  4. Step 4: Simplify right side
    45,579.90x = 1,600,308,549.67
  5. Step 5: Solve for x
    x = 1,600,308,549.67/45,579.90
  6. Step 6: Final answer
    x = 35,109.96

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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.