Home / 352,916.48-529,077.12-153,086.40

Finding the Fourth Proportional to 352,916.48, 529,077.12 and 153,086.40

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Solution

The fourth proportional to 352,916.48, 529,077.12 and 153,086.40 is: 229,500.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,916.48 : 529,077.12 = 153,086.40 : x
  2. Step 2: Convert to fraction form
    352,916.48/529,077.12 = 153,086.40/x
  3. Step 3: Cross multiply
    352,916.48x = 529,077.12 × 153,086.40
  4. Step 4: Simplify right side
    352,916.48x = 80,994,511,623.17
  5. Step 5: Solve for x
    x = 80,994,511,623.17/352,916.48
  6. Step 6: Final answer
    x = 229,500.51

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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.