Home / 235,259.12-324,663.60-127,835.36

Finding the Fourth Proportional to 235,259.12, 324,663.60 and 127,835.36

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Solution

The fourth proportional to 235,259.12, 324,663.60 and 127,835.36 is: 176,416.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,259.12 : 324,663.60 = 127,835.36 : x
  2. Step 2: Convert to fraction form
    235,259.12/324,663.60 = 127,835.36/x
  3. Step 3: Cross multiply
    235,259.12x = 324,663.60 × 127,835.36
  4. Step 4: Simplify right side
    235,259.12x = 41,503,488,184.90
  5. Step 5: Solve for x
    x = 41,503,488,184.90/235,259.12
  6. Step 6: Final answer
    x = 176,416.06

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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.