Home / 175,654.83-242,403.66-100,203.33

Finding the Fourth Proportional to 175,654.83, 242,403.66 and 100,203.33

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Solution

The fourth proportional to 175,654.83, 242,403.66 and 100,203.33 is: 138,280.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,654.83 : 242,403.66 = 100,203.33 : x
  2. Step 2: Convert to fraction form
    175,654.83/242,403.66 = 100,203.33/x
  3. Step 3: Cross multiply
    175,654.83x = 242,403.66 × 100,203.33
  4. Step 4: Simplify right side
    175,654.83x = 24,289,653,763.50
  5. Step 5: Solve for x
    x = 24,289,653,763.50/175,654.83
  6. Step 6: Final answer
    x = 138,280.59

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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.