Home / 353,311.12-529,983.69-116,648.56

Finding the Fourth Proportional to 353,311.12, 529,983.69 and 116,648.56

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Solution

The fourth proportional to 353,311.12, 529,983.69 and 116,648.56 is: 174,978.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,311.12 : 529,983.69 = 116,648.56 : x
  2. Step 2: Convert to fraction form
    353,311.12/529,983.69 = 116,648.56/x
  3. Step 3: Cross multiply
    353,311.12x = 529,983.69 × 116,648.56
  4. Step 4: Simplify right side
    353,311.12x = 61,821,834,261.99
  5. Step 5: Solve for x
    x = 61,821,834,261.99/353,311.12
  6. Step 6: Final answer
    x = 174,978.46

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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.