Home / 142,975.86-214,314.14-48,173.30

Finding the Fourth Proportional to 142,975.86, 214,314.14 and 48,173.30

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Solution

The fourth proportional to 142,975.86, 214,314.14 and 48,173.30 is: 72,209.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,975.86 : 214,314.14 = 48,173.30 : x
  2. Step 2: Convert to fraction form
    142,975.86/214,314.14 = 48,173.30/x
  3. Step 3: Cross multiply
    142,975.86x = 214,314.14 × 48,173.30
  4. Step 4: Simplify right side
    142,975.86x = 10,324,219,360.46
  5. Step 5: Solve for x
    x = 10,324,219,360.46/142,975.86
  6. Step 6: Final answer
    x = 72,209.53

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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.