Home / 235,359.02-324,795.84-127,928.78

Finding the Fourth Proportional to 235,359.02, 324,795.84 and 127,928.78

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Solution

The fourth proportional to 235,359.02, 324,795.84 and 127,928.78 is: 176,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,359.02 : 324,795.84 = 127,928.78 : x
  2. Step 2: Convert to fraction form
    235,359.02/324,795.84 = 127,928.78/x
  3. Step 3: Cross multiply
    235,359.02x = 324,795.84 × 127,928.78
  4. Step 4: Simplify right side
    235,359.02x = 41,550,735,560.28
  5. Step 5: Solve for x
    x = 41,550,735,560.28/235,359.02
  6. Step 6: Final answer
    x = 176,541.93

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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.