Home / 235,141.64-324,499.34-127,711.75

Finding the Fourth Proportional to 235,141.64, 324,499.34 and 127,711.75

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Solution

The fourth proportional to 235,141.64, 324,499.34 and 127,711.75 is: 176,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,141.64 : 324,499.34 = 127,711.75 : x
  2. Step 2: Convert to fraction form
    235,141.64/324,499.34 = 127,711.75/x
  3. Step 3: Cross multiply
    235,141.64x = 324,499.34 × 127,711.75
  4. Step 4: Simplify right side
    235,141.64x = 41,442,378,585.25
  5. Step 5: Solve for x
    x = 41,442,378,585.25/235,141.64
  6. Step 6: Final answer
    x = 176,244.32

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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.