Home / 235,262.81-324,664.20-127,832.82

Finding the Fourth Proportional to 235,262.81, 324,664.20 and 127,832.82

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Solution

The fourth proportional to 235,262.81, 324,664.20 and 127,832.82 is: 176,410.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,262.81 : 324,664.20 = 127,832.82 : x
  2. Step 2: Convert to fraction form
    235,262.81/324,664.20 = 127,832.82/x
  3. Step 3: Cross multiply
    235,262.81x = 324,664.20 × 127,832.82
  4. Step 4: Simplify right side
    235,262.81x = 41,502,739,021.55
  5. Step 5: Solve for x
    x = 41,502,739,021.55/235,262.81
  6. Step 6: Final answer
    x = 176,410.11

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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.