Home / 170,680.36-235,581.06-103,668.52

Finding the Fourth Proportional to 170,680.36, 235,581.06 and 103,668.52

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Solution

The fourth proportional to 170,680.36, 235,581.06 and 103,668.52 is: 143,088.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,680.36 : 235,581.06 = 103,668.52 : x
  2. Step 2: Convert to fraction form
    170,680.36/235,581.06 = 103,668.52/x
  3. Step 3: Cross multiply
    170,680.36x = 235,581.06 × 103,668.52
  4. Step 4: Simplify right side
    170,680.36x = 24,422,339,830.23
  5. Step 5: Solve for x
    x = 24,422,339,830.23/170,680.36
  6. Step 6: Final answer
    x = 143,088.17

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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.