Home / 116,939.08-161,251.32-94,254.22

Finding the Fourth Proportional to 116,939.08, 161,251.32 and 94,254.22

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Solution

The fourth proportional to 116,939.08, 161,251.32 and 94,254.22 is: 129,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,939.08 : 161,251.32 = 94,254.22 : x
  2. Step 2: Convert to fraction form
    116,939.08/161,251.32 = 94,254.22/x
  3. Step 3: Cross multiply
    116,939.08x = 161,251.32 × 94,254.22
  4. Step 4: Simplify right side
    116,939.08x = 15,198,617,390.57
  5. Step 5: Solve for x
    x = 15,198,617,390.57/116,939.08
  6. Step 6: Final answer
    x = 129,970.39

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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.