Home / 237,332.06-327,517.03-128,436.31

Finding the Fourth Proportional to 237,332.06, 327,517.03 and 128,436.31

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Solution

The fourth proportional to 237,332.06, 327,517.03 and 128,436.31 is: 177,241.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,332.06 : 327,517.03 = 128,436.31 : x
  2. Step 2: Convert to fraction form
    237,332.06/327,517.03 = 128,436.31/x
  3. Step 3: Cross multiply
    237,332.06x = 327,517.03 × 128,436.31
  4. Step 4: Simplify right side
    237,332.06x = 42,065,078,795.36
  5. Step 5: Solve for x
    x = 42,065,078,795.36/237,332.06
  6. Step 6: Final answer
    x = 177,241.45

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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.