Home / 252,847.07-348,899.23-139,663.07

Finding the Fourth Proportional to 252,847.07, 348,899.23 and 139,663.07

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Solution

The fourth proportional to 252,847.07, 348,899.23 and 139,663.07 is: 192,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,847.07 : 348,899.23 = 139,663.07 : x
  2. Step 2: Convert to fraction form
    252,847.07/348,899.23 = 139,663.07/x
  3. Step 3: Cross multiply
    252,847.07x = 348,899.23 × 139,663.07
  4. Step 4: Simplify right side
    252,847.07x = 48,728,337,582.44
  5. Step 5: Solve for x
    x = 48,728,337,582.44/252,847.07
  6. Step 6: Final answer
    x = 192,718.62

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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.