Home / 158,408.06-237,463.25-53,153.21

Finding the Fourth Proportional to 158,408.06, 237,463.25 and 53,153.21

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Solution

The fourth proportional to 158,408.06, 237,463.25 and 53,153.21 is: 79,679.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,408.06 : 237,463.25 = 53,153.21 : x
  2. Step 2: Convert to fraction form
    158,408.06/237,463.25 = 53,153.21/x
  3. Step 3: Cross multiply
    158,408.06x = 237,463.25 × 53,153.21
  4. Step 4: Simplify right side
    158,408.06x = 12,621,934,322.42
  5. Step 5: Solve for x
    x = 12,621,934,322.42/158,408.06
  6. Step 6: Final answer
    x = 79,679.88

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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.