Home / 235,337.55-324,768.39-127,907.61

Finding the Fourth Proportional to 235,337.55, 324,768.39 and 127,907.61

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Solution

The fourth proportional to 235,337.55, 324,768.39 and 127,907.61 is: 176,513.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,337.55 : 324,768.39 = 127,907.61 : x
  2. Step 2: Convert to fraction form
    235,337.55/324,768.39 = 127,907.61/x
  3. Step 3: Cross multiply
    235,337.55x = 324,768.39 × 127,907.61
  4. Step 4: Simplify right side
    235,337.55x = 41,540,346,870.91
  5. Step 5: Solve for x
    x = 41,540,346,870.91/235,337.55
  6. Step 6: Final answer
    x = 176,513.89

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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.