Home / 235,187.32-324,564.52-127,763.50

Finding the Fourth Proportional to 235,187.32, 324,564.52 and 127,763.50

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Solution

The fourth proportional to 235,187.32, 324,564.52 and 127,763.50 is: 176,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,187.32 : 324,564.52 = 127,763.50 : x
  2. Step 2: Convert to fraction form
    235,187.32/324,564.52 = 127,763.50/x
  3. Step 3: Cross multiply
    235,187.32x = 324,564.52 × 127,763.50
  4. Step 4: Simplify right side
    235,187.32x = 41,467,499,051.02
  5. Step 5: Solve for x
    x = 41,467,499,051.02/235,187.32
  6. Step 6: Final answer
    x = 176,316.90

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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.