Home / 126,091.77-174,005.51-68,731.09

Finding the Fourth Proportional to 126,091.77, 174,005.51 and 68,731.09

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Solution

The fourth proportional to 126,091.77, 174,005.51 and 68,731.09 is: 94,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,091.77 : 174,005.51 = 68,731.09 : x
  2. Step 2: Convert to fraction form
    126,091.77/174,005.51 = 68,731.09/x
  3. Step 3: Cross multiply
    126,091.77x = 174,005.51 × 68,731.09
  4. Step 4: Simplify right side
    126,091.77x = 11,959,588,368.31
  5. Step 5: Solve for x
    x = 11,959,588,368.31/126,091.77
  6. Step 6: Final answer
    x = 94,848.29

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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.