Home / 70,799.41-97,703.21-38,968.08

Finding the Fourth Proportional to 70,799.41, 97,703.21 and 38,968.08

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Solution

The fourth proportional to 70,799.41, 97,703.21 and 38,968.08 is: 53,775.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,799.41 : 97,703.21 = 38,968.08 : x
  2. Step 2: Convert to fraction form
    70,799.41/97,703.21 = 38,968.08/x
  3. Step 3: Cross multiply
    70,799.41x = 97,703.21 × 38,968.08
  4. Step 4: Simplify right side
    70,799.41x = 3,807,306,600.96
  5. Step 5: Solve for x
    x = 3,807,306,600.96/70,799.41
  6. Step 6: Final answer
    x = 53,775.97

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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.