Home / 107,729.46-161,521.29-37,570.50

Finding the Fourth Proportional to 107,729.46, 161,521.29 and 37,570.50

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Solution

The fourth proportional to 107,729.46, 161,521.29 and 37,570.50 is: 56,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,729.46 : 161,521.29 = 37,570.50 : x
  2. Step 2: Convert to fraction form
    107,729.46/161,521.29 = 37,570.50/x
  3. Step 3: Cross multiply
    107,729.46x = 161,521.29 × 37,570.50
  4. Step 4: Simplify right side
    107,729.46x = 6,068,435,625.95
  5. Step 5: Solve for x
    x = 6,068,435,625.95/107,729.46
  6. Step 6: Final answer
    x = 56,330.33

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