Home / 108,944.19-149,995.40-92,964.51

Finding the Fourth Proportional to 108,944.19, 149,995.40 and 92,964.51

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Solution

The fourth proportional to 108,944.19, 149,995.40 and 92,964.51 is: 127,994.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,944.19 : 149,995.40 = 92,964.51 : x
  2. Step 2: Convert to fraction form
    108,944.19/149,995.40 = 92,964.51/x
  3. Step 3: Cross multiply
    108,944.19x = 149,995.40 × 92,964.51
  4. Step 4: Simplify right side
    108,944.19x = 13,944,248,398.43
  5. Step 5: Solve for x
    x = 13,944,248,398.43/108,944.19
  6. Step 6: Final answer
    x = 127,994.42

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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.