Home / 45,456.49-62,725.48-25,312.60

Finding the Fourth Proportional to 45,456.49, 62,725.48 and 25,312.60

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Solution

The fourth proportional to 45,456.49, 62,725.48 and 25,312.60 is: 34,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,456.49 : 62,725.48 = 25,312.60 : x
  2. Step 2: Convert to fraction form
    45,456.49/62,725.48 = 25,312.60/x
  3. Step 3: Cross multiply
    45,456.49x = 62,725.48 × 25,312.60
  4. Step 4: Simplify right side
    45,456.49x = 1,587,744,985.05
  5. Step 5: Solve for x
    x = 1,587,744,985.05/45,456.49
  6. Step 6: Final answer
    x = 34,928.90

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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.