Home / 235,400.31-324,848.56-127,973.05

Finding the Fourth Proportional to 235,400.31, 324,848.56 and 127,973.05

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Solution

The fourth proportional to 235,400.31, 324,848.56 and 127,973.05 is: 176,600.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,400.31 : 324,848.56 = 127,973.05 : x
  2. Step 2: Convert to fraction form
    235,400.31/324,848.56 = 127,973.05/x
  3. Step 3: Cross multiply
    235,400.31x = 324,848.56 × 127,973.05
  4. Step 4: Simplify right side
    235,400.31x = 41,571,861,011.31
  5. Step 5: Solve for x
    x = 41,571,861,011.31/235,400.31
  6. Step 6: Final answer
    x = 176,600.71

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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.