Home / 118,348.69-163,324.07-64,633.27

Finding the Fourth Proportional to 118,348.69, 163,324.07 and 64,633.27

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Solution

The fourth proportional to 118,348.69, 163,324.07 and 64,633.27 is: 89,195.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,348.69 : 163,324.07 = 64,633.27 : x
  2. Step 2: Convert to fraction form
    118,348.69/163,324.07 = 64,633.27/x
  3. Step 3: Cross multiply
    118,348.69x = 163,324.07 × 64,633.27
  4. Step 4: Simplify right side
    118,348.69x = 10,556,168,713.81
  5. Step 5: Solve for x
    x = 10,556,168,713.81/118,348.69
  6. Step 6: Final answer
    x = 89,195.48

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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.