Home / 195,575.56-293,315.92-53,421.50

Finding the Fourth Proportional to 195,575.56, 293,315.92 and 53,421.50

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Solution

The fourth proportional to 195,575.56, 293,315.92 and 53,421.50 is: 80,119.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,575.56 : 293,315.92 = 53,421.50 : x
  2. Step 2: Convert to fraction form
    195,575.56/293,315.92 = 53,421.50/x
  3. Step 3: Cross multiply
    195,575.56x = 293,315.92 × 53,421.50
  4. Step 4: Simplify right side
    195,575.56x = 15,669,374,820.15
  5. Step 5: Solve for x
    x = 15,669,374,820.15/195,575.56
  6. Step 6: Final answer
    x = 80,119.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.