Home / 143,019.28-214,539.18-37,837

Finding the Fourth Proportional to 143,019.28, 214,539.18 and 37,837

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Solution

The fourth proportional to 143,019.28, 214,539.18 and 37,837 is: 56,758.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,019.28 : 214,539.18 = 37,837 : x
  2. Step 2: Convert to fraction form
    143,019.28/214,539.18 = 37,837/x
  3. Step 3: Cross multiply
    143,019.28x = 214,539.18 × 37,837
  4. Step 4: Simplify right side
    143,019.28x = 8,117,518,953.66
  5. Step 5: Solve for x
    x = 8,117,518,953.66/143,019.28
  6. Step 6: Final answer
    x = 56,758.21

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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.