Home / 159,525.82-220,225.35-123,635.26

Finding the Fourth Proportional to 159,525.82, 220,225.35 and 123,635.26

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Solution

The fourth proportional to 159,525.82, 220,225.35 and 123,635.26 is: 170,678.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,525.82 : 220,225.35 = 123,635.26 : x
  2. Step 2: Convert to fraction form
    159,525.82/220,225.35 = 123,635.26/x
  3. Step 3: Cross multiply
    159,525.82x = 220,225.35 × 123,635.26
  4. Step 4: Simplify right side
    159,525.82x = 27,227,618,405.84
  5. Step 5: Solve for x
    x = 27,227,618,405.84/159,525.82
  6. Step 6: Final answer
    x = 170,678.44

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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.