Home / 265,145.10-397,717.65-236,114.70

Finding the Fourth Proportional to 265,145.10, 397,717.65 and 236,114.70

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Solution

The fourth proportional to 265,145.10, 397,717.65 and 236,114.70 is: 354,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,145.10 : 397,717.65 = 236,114.70 : x
  2. Step 2: Convert to fraction form
    265,145.10/397,717.65 = 236,114.70/x
  3. Step 3: Cross multiply
    265,145.10x = 397,717.65 × 236,114.70
  4. Step 4: Simplify right side
    265,145.10x = 93,906,983,614.46
  5. Step 5: Solve for x
    x = 93,906,983,614.46/265,145.10
  6. Step 6: Final answer
    x = 354,172.05

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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.