Home / 252,245.22-348,100.74-139,072.02

Finding the Fourth Proportional to 252,245.22, 348,100.74 and 139,072.02

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Solution

The fourth proportional to 252,245.22, 348,100.74 and 139,072.02 is: 191,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,245.22 : 348,100.74 = 139,072.02 : x
  2. Step 2: Convert to fraction form
    252,245.22/348,100.74 = 139,072.02/x
  3. Step 3: Cross multiply
    252,245.22x = 348,100.74 × 139,072.02
  4. Step 4: Simplify right side
    252,245.22x = 48,411,073,075.29
  5. Step 5: Solve for x
    x = 48,411,073,075.29/252,245.22
  6. Step 6: Final answer
    x = 191,920.68

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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.