Home / 207,795.62-286,743.57-117,154.82

Finding the Fourth Proportional to 207,795.62, 286,743.57 and 117,154.82

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Solution

The fourth proportional to 207,795.62, 286,743.57 and 117,154.82 is: 161,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,795.62 : 286,743.57 = 117,154.82 : x
  2. Step 2: Convert to fraction form
    207,795.62/286,743.57 = 117,154.82/x
  3. Step 3: Cross multiply
    207,795.62x = 286,743.57 × 117,154.82
  4. Step 4: Simplify right side
    207,795.62x = 33,593,391,329.51
  5. Step 5: Solve for x
    x = 33,593,391,329.51/207,795.62
  6. Step 6: Final answer
    x = 161,665.54

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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.