Home / 252,605.20-348,594.96-139,427.68

Finding the Fourth Proportional to 252,605.20, 348,594.96 and 139,427.68

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Solution

The fourth proportional to 252,605.20, 348,594.96 and 139,427.68 is: 192,410.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,605.20 : 348,594.96 = 139,427.68 : x
  2. Step 2: Convert to fraction form
    252,605.20/348,594.96 = 139,427.68/x
  3. Step 3: Cross multiply
    252,605.20x = 348,594.96 × 139,427.68
  4. Step 4: Simplify right side
    252,605.20x = 48,603,786,532.49
  5. Step 5: Solve for x
    x = 48,603,786,532.49/252,605.20
  6. Step 6: Final answer
    x = 192,410.08

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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.