Home / 352,983.72-529,177.86-153,153.48

Finding the Fourth Proportional to 352,983.72, 529,177.86 and 153,153.48

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Solution

The fourth proportional to 352,983.72, 529,177.86 and 153,153.48 is: 229,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,983.72 : 529,177.86 = 153,153.48 : x
  2. Step 2: Convert to fraction form
    352,983.72/529,177.86 = 153,153.48/x
  3. Step 3: Cross multiply
    352,983.72x = 529,177.86 × 153,153.48
  4. Step 4: Simplify right side
    352,983.72x = 81,045,430,797.95
  5. Step 5: Solve for x
    x = 81,045,430,797.95/352,983.72
  6. Step 6: Final answer
    x = 229,601.04

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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.