Home / 170,624.07-256,157.37-131,208.66

Finding the Fourth Proportional to 170,624.07, 256,157.37 and 131,208.66

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Solution

The fourth proportional to 170,624.07, 256,157.37 and 131,208.66 is: 196,983.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,624.07 : 256,157.37 = 131,208.66 : x
  2. Step 2: Convert to fraction form
    170,624.07/256,157.37 = 131,208.66/x
  3. Step 3: Cross multiply
    170,624.07x = 256,157.37 × 131,208.66
  4. Step 4: Simplify right side
    170,624.07x = 33,610,065,266.82
  5. Step 5: Solve for x
    x = 33,610,065,266.82/170,624.07
  6. Step 6: Final answer
    x = 196,983.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.