Home / 235,098.44-324,438.20-127,669.40

Finding the Fourth Proportional to 235,098.44, 324,438.20 and 127,669.40

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Solution

The fourth proportional to 235,098.44, 324,438.20 and 127,669.40 is: 176,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,098.44 : 324,438.20 = 127,669.40 : x
  2. Step 2: Convert to fraction form
    235,098.44/324,438.20 = 127,669.40/x
  3. Step 3: Cross multiply
    235,098.44x = 324,438.20 × 127,669.40
  4. Step 4: Simplify right side
    235,098.44x = 41,420,830,331.08
  5. Step 5: Solve for x
    x = 41,420,830,331.08/235,098.44
  6. Step 6: Final answer
    x = 176,185.05

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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.