Home / 117,316.40-176,233.80-82,324.40

Finding the Fourth Proportional to 117,316.40, 176,233.80 and 82,324.40

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Solution

The fourth proportional to 117,316.40, 176,233.80 and 82,324.40 is: 123,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,316.40 : 176,233.80 = 82,324.40 : x
  2. Step 2: Convert to fraction form
    117,316.40/176,233.80 = 82,324.40/x
  3. Step 3: Cross multiply
    117,316.40x = 176,233.80 × 82,324.40
  4. Step 4: Simplify right side
    117,316.40x = 14,508,341,844.72
  5. Step 5: Solve for x
    x = 14,508,341,844.72/117,316.40
  6. Step 6: Final answer
    x = 123,668.49

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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.