Home / 170,848.70-256,273.05-153,935.90

Finding the Fourth Proportional to 170,848.70, 256,273.05 and 153,935.90

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Solution

The fourth proportional to 170,848.70, 256,273.05 and 153,935.90 is: 230,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,848.70 : 256,273.05 = 153,935.90 : x
  2. Step 2: Convert to fraction form
    170,848.70/256,273.05 = 153,935.90/x
  3. Step 3: Cross multiply
    170,848.70x = 256,273.05 × 153,935.90
  4. Step 4: Simplify right side
    170,848.70x = 39,449,622,597.50
  5. Step 5: Solve for x
    x = 39,449,622,597.50/170,848.70
  6. Step 6: Final answer
    x = 230,903.85

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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.