Home / 146,955.06-202,843.44-86,520.96

Finding the Fourth Proportional to 146,955.06, 202,843.44 and 86,520.96

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Solution

The fourth proportional to 146,955.06, 202,843.44 and 86,520.96 is: 119,425.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,955.06 : 202,843.44 = 86,520.96 : x
  2. Step 2: Convert to fraction form
    146,955.06/202,843.44 = 86,520.96/x
  3. Step 3: Cross multiply
    146,955.06x = 202,843.44 × 86,520.96
  4. Step 4: Simplify right side
    146,955.06x = 17,550,209,158.50
  5. Step 5: Solve for x
    x = 17,550,209,158.50/146,955.06
  6. Step 6: Final answer
    x = 119,425.69

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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.