Home / 158,647.12-237,971.48-53,467

Finding the Fourth Proportional to 158,647.12, 237,971.48 and 53,467

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Solution

The fourth proportional to 158,647.12, 237,971.48 and 53,467 is: 80,200.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,647.12 : 237,971.48 = 53,467 : x
  2. Step 2: Convert to fraction form
    158,647.12/237,971.48 = 53,467/x
  3. Step 3: Cross multiply
    158,647.12x = 237,971.48 × 53,467
  4. Step 4: Simplify right side
    158,647.12x = 12,723,621,121.16
  5. Step 5: Solve for x
    x = 12,723,621,121.16/158,647.12
  6. Step 6: Final answer
    x = 80,200.77

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1.5x scale

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.