Home / 170,159.88-234,884.70-127,840.62

Finding the Fourth Proportional to 170,159.88, 234,884.70 and 127,840.62

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Solution

The fourth proportional to 170,159.88, 234,884.70 and 127,840.62 is: 176,468.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,159.88 : 234,884.70 = 127,840.62 : x
  2. Step 2: Convert to fraction form
    170,159.88/234,884.70 = 127,840.62/x
  3. Step 3: Cross multiply
    170,159.88x = 234,884.70 × 127,840.62
  4. Step 4: Simplify right side
    170,159.88x = 30,027,805,676.51
  5. Step 5: Solve for x
    x = 30,027,805,676.51/170,159.88
  6. Step 6: Final answer
    x = 176,468.19

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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.