Home / 235,418.29-324,883.65-127,995.55

Finding the Fourth Proportional to 235,418.29, 324,883.65 and 127,995.55

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Solution

The fourth proportional to 235,418.29, 324,883.65 and 127,995.55 is: 176,637.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,418.29 : 324,883.65 = 127,995.55 : x
  2. Step 2: Convert to fraction form
    235,418.29/324,883.65 = 127,995.55/x
  3. Step 3: Cross multiply
    235,418.29x = 324,883.65 × 127,995.55
  4. Step 4: Simplify right side
    235,418.29x = 41,583,661,467.76
  5. Step 5: Solve for x
    x = 41,583,661,467.76/235,418.29
  6. Step 6: Final answer
    x = 176,637.34

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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.