Home / 351,206.36-526,969.51-148,857.83

Finding the Fourth Proportional to 351,206.36, 526,969.51 and 148,857.83

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Solution

The fourth proportional to 351,206.36, 526,969.51 and 148,857.83 is: 223,354.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,206.36 : 526,969.51 = 148,857.83 : x
  2. Step 2: Convert to fraction form
    351,206.36/526,969.51 = 148,857.83/x
  3. Step 3: Cross multiply
    351,206.36x = 526,969.51 × 148,857.83
  4. Step 4: Simplify right side
    351,206.36x = 78,443,534,727.77
  5. Step 5: Solve for x
    x = 78,443,534,727.77/351,206.36
  6. Step 6: Final answer
    x = 223,354.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.