Home / 234,530.57-323,652.45-127,100.60

Finding the Fourth Proportional to 234,530.57, 323,652.45 and 127,100.60

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Solution

The fourth proportional to 234,530.57, 323,652.45 and 127,100.60 is: 175,398.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,530.57 : 323,652.45 = 127,100.60 : x
  2. Step 2: Convert to fraction form
    234,530.57/323,652.45 = 127,100.60/x
  3. Step 3: Cross multiply
    234,530.57x = 323,652.45 × 127,100.60
  4. Step 4: Simplify right side
    234,530.57x = 41,136,418,968.21
  5. Step 5: Solve for x
    x = 41,136,418,968.21/234,530.57
  6. Step 6: Final answer
    x = 175,398.97

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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.