Home / 252,427.52-348,351.12-139,250.24

Finding the Fourth Proportional to 252,427.52, 348,351.12 and 139,250.24

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Solution

The fourth proportional to 252,427.52, 348,351.12 and 139,250.24 is: 192,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,427.52 : 348,351.12 = 139,250.24 : x
  2. Step 2: Convert to fraction form
    252,427.52/348,351.12 = 139,250.24/x
  3. Step 3: Cross multiply
    252,427.52x = 348,351.12 × 139,250.24
  4. Step 4: Simplify right side
    252,427.52x = 48,507,977,064.27
  5. Step 5: Solve for x
    x = 48,507,977,064.27/252,427.52
  6. Step 6: Final answer
    x = 192,165.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.