Home / 175,366.88-242,021.12-107,383.52

Finding the Fourth Proportional to 175,366.88, 242,021.12 and 107,383.52

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Solution

The fourth proportional to 175,366.88, 242,021.12 and 107,383.52 is: 148,198.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,366.88 : 242,021.12 = 107,383.52 : x
  2. Step 2: Convert to fraction form
    175,366.88/242,021.12 = 107,383.52/x
  3. Step 3: Cross multiply
    175,366.88x = 242,021.12 × 107,383.52
  4. Step 4: Simplify right side
    175,366.88x = 25,989,079,779.94
  5. Step 5: Solve for x
    x = 25,989,079,779.94/175,366.88
  6. Step 6: Final answer
    x = 148,198.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.