Home / 234,539.21-323,664.01-127,109.23

Finding the Fourth Proportional to 234,539.21, 323,664.01 and 127,109.23

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Solution

The fourth proportional to 234,539.21, 323,664.01 and 127,109.23 is: 175,410.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,539.21 : 323,664.01 = 127,109.23 : x
  2. Step 2: Convert to fraction form
    234,539.21/323,664.01 = 127,109.23/x
  3. Step 3: Cross multiply
    234,539.21x = 323,664.01 × 127,109.23
  4. Step 4: Simplify right side
    234,539.21x = 41,140,681,962.88
  5. Step 5: Solve for x
    x = 41,140,681,962.88/234,539.21
  6. Step 6: Final answer
    x = 175,410.68

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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.