Home / 252,175.75-348,002.54-139,000.93

Finding the Fourth Proportional to 252,175.75, 348,002.54 and 139,000.93

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Solution

The fourth proportional to 252,175.75, 348,002.54 and 139,000.93 is: 191,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,175.75 : 348,002.54 = 139,000.93 : x
  2. Step 2: Convert to fraction form
    252,175.75/348,002.54 = 139,000.93/x
  3. Step 3: Cross multiply
    252,175.75x = 348,002.54 × 139,000.93
  4. Step 4: Simplify right side
    252,175.75x = 48,372,676,007.36
  5. Step 5: Solve for x
    x = 48,372,676,007.36/252,175.75
  6. Step 6: Final answer
    x = 191,821.28

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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.