Home / 166,733.69-230,121.57-98,788.92

Finding the Fourth Proportional to 166,733.69, 230,121.57 and 98,788.92

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Solution

The fourth proportional to 166,733.69, 230,121.57 and 98,788.92 is: 136,345.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,733.69 : 230,121.57 = 98,788.92 : x
  2. Step 2: Convert to fraction form
    166,733.69/230,121.57 = 98,788.92/x
  3. Step 3: Cross multiply
    166,733.69x = 230,121.57 × 98,788.92
  4. Step 4: Simplify right side
    166,733.69x = 22,733,461,369.00
  5. Step 5: Solve for x
    x = 22,733,461,369.00/166,733.69
  6. Step 6: Final answer
    x = 136,345.94

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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.