Home / 234,534.33-323,656.56-127,107

Finding the Fourth Proportional to 234,534.33, 323,656.56 and 127,107

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Solution

The fourth proportional to 234,534.33, 323,656.56 and 127,107 is: 175,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,534.33 : 323,656.56 = 127,107 : x
  2. Step 2: Convert to fraction form
    234,534.33/323,656.56 = 127,107/x
  3. Step 3: Cross multiply
    234,534.33x = 323,656.56 × 127,107
  4. Step 4: Simplify right side
    234,534.33x = 41,139,014,371.92
  5. Step 5: Solve for x
    x = 41,139,014,371.92/234,534.33
  6. Step 6: Final answer
    x = 175,407.22

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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.