Home / 170,229.96-234,840.54-115,715.34

Finding the Fourth Proportional to 170,229.96, 234,840.54 and 115,715.34

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Solution

The fourth proportional to 170,229.96, 234,840.54 and 115,715.34 is: 159,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,229.96 : 234,840.54 = 115,715.34 : x
  2. Step 2: Convert to fraction form
    170,229.96/234,840.54 = 115,715.34/x
  3. Step 3: Cross multiply
    170,229.96x = 234,840.54 × 115,715.34
  4. Step 4: Simplify right side
    170,229.96x = 27,174,652,931.88
  5. Step 5: Solve for x
    x = 27,174,652,931.88/170,229.96
  6. Step 6: Final answer
    x = 159,634.96

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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.