Home / 234,987.44-324,285.12-127,558.40

Finding the Fourth Proportional to 234,987.44, 324,285.12 and 127,558.40

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Solution

The fourth proportional to 234,987.44, 324,285.12 and 127,558.40 is: 176,031.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,987.44 : 324,285.12 = 127,558.40 : x
  2. Step 2: Convert to fraction form
    234,987.44/324,285.12 = 127,558.40/x
  3. Step 3: Cross multiply
    234,987.44x = 324,285.12 × 127,558.40
  4. Step 4: Simplify right side
    234,987.44x = 41,365,291,051.01
  5. Step 5: Solve for x
    x = 41,365,291,051.01/234,987.44
  6. Step 6: Final answer
    x = 176,031.92

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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.