Home / 171,190.77-236,275.70-114,700.29

Finding the Fourth Proportional to 171,190.77, 236,275.70 and 114,700.29

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Solution

The fourth proportional to 171,190.77, 236,275.70 and 114,700.29 is: 158,308.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,190.77 : 236,275.70 = 114,700.29 : x
  2. Step 2: Convert to fraction form
    171,190.77/236,275.70 = 114,700.29/x
  3. Step 3: Cross multiply
    171,190.77x = 236,275.70 × 114,700.29
  4. Step 4: Simplify right side
    171,190.77x = 27,100,890,736.45
  5. Step 5: Solve for x
    x = 27,100,890,736.45/171,190.77
  6. Step 6: Final answer
    x = 158,308.13

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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.