Home / 252,198.69-348,036.53-139,025.49

Finding the Fourth Proportional to 252,198.69, 348,036.53 and 139,025.49

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Solution

The fourth proportional to 252,198.69, 348,036.53 and 139,025.49 is: 191,856.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,198.69 : 348,036.53 = 139,025.49 : x
  2. Step 2: Convert to fraction form
    252,198.69/348,036.53 = 139,025.49/x
  3. Step 3: Cross multiply
    252,198.69x = 348,036.53 × 139,025.49
  4. Step 4: Simplify right side
    252,198.69x = 48,385,948,426.02
  5. Step 5: Solve for x
    x = 48,385,948,426.02/252,198.69
  6. Step 6: Final answer
    x = 191,856.46

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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.