Home / 248,981.04-373,361.40-71,446.86

Finding the Fourth Proportional to 248,981.04, 373,361.40 and 71,446.86

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Solution

The fourth proportional to 248,981.04, 373,361.40 and 71,446.86 is: 107,138.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,981.04 : 373,361.40 = 71,446.86 : x
  2. Step 2: Convert to fraction form
    248,981.04/373,361.40 = 71,446.86/x
  3. Step 3: Cross multiply
    248,981.04x = 373,361.40 × 71,446.86
  4. Step 4: Simplify right side
    248,981.04x = 26,675,499,675.20
  5. Step 5: Solve for x
    x = 26,675,499,675.20/248,981.04
  6. Step 6: Final answer
    x = 107,138.68

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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.