Home / 234,947.16-324,218.84-127,515.03

Finding the Fourth Proportional to 234,947.16, 324,218.84 and 127,515.03

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Solution

The fourth proportional to 234,947.16, 324,218.84 and 127,515.03 is: 175,966.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,947.16 : 324,218.84 = 127,515.03 : x
  2. Step 2: Convert to fraction form
    234,947.16/324,218.84 = 127,515.03/x
  3. Step 3: Cross multiply
    234,947.16x = 324,218.84 × 127,515.03
  4. Step 4: Simplify right side
    234,947.16x = 41,342,774,471.59
  5. Step 5: Solve for x
    x = 41,342,774,471.59/234,947.16
  6. Step 6: Final answer
    x = 175,966.27

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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.