Home / 70,456.89-97,227.93-38,625.09

Finding the Fourth Proportional to 70,456.89, 97,227.93 and 38,625.09

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Solution

The fourth proportional to 70,456.89, 97,227.93 and 38,625.09 is: 53,301.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,456.89 : 97,227.93 = 38,625.09 : x
  2. Step 2: Convert to fraction form
    70,456.89/97,227.93 = 38,625.09/x
  3. Step 3: Cross multiply
    70,456.89x = 97,227.93 × 38,625.09
  4. Step 4: Simplify right side
    70,456.89x = 3,755,437,546.76
  5. Step 5: Solve for x
    x = 3,755,437,546.76/70,456.89
  6. Step 6: Final answer
    x = 53,301.21

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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.