Home / 115,828.10-173,612.55-65,932.10

Finding the Fourth Proportional to 115,828.10, 173,612.55 and 65,932.10

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Solution

The fourth proportional to 115,828.10, 173,612.55 and 65,932.10 is: 98,824.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,828.10 : 173,612.55 = 65,932.10 : x
  2. Step 2: Convert to fraction form
    115,828.10/173,612.55 = 65,932.10/x
  3. Step 3: Cross multiply
    115,828.10x = 173,612.55 × 65,932.10
  4. Step 4: Simplify right side
    115,828.10x = 11,446,640,007.86
  5. Step 5: Solve for x
    x = 11,446,640,007.86/115,828.10
  6. Step 6: Final answer
    x = 98,824.38

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1.5x scale

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.