Home / 111,260.76-153,546.38-63,529.08

Finding the Fourth Proportional to 111,260.76, 153,546.38 and 63,529.08

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Solution

The fourth proportional to 111,260.76, 153,546.38 and 63,529.08 is: 87,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,260.76 : 153,546.38 = 63,529.08 : x
  2. Step 2: Convert to fraction form
    111,260.76/153,546.38 = 63,529.08/x
  3. Step 3: Cross multiply
    111,260.76x = 153,546.38 × 63,529.08
  4. Step 4: Simplify right side
    111,260.76x = 9,754,660,258.73
  5. Step 5: Solve for x
    x = 9,754,660,258.73/111,260.76
  6. Step 6: Final answer
    x = 87,673.86

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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.