Home / 136,014.30-204,021.15-36,174.51

Finding the Fourth Proportional to 136,014.30, 204,021.15 and 36,174.51

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Solution

The fourth proportional to 136,014.30, 204,021.15 and 36,174.51 is: 54,261.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,014.30 : 204,021.15 = 36,174.51 : x
  2. Step 2: Convert to fraction form
    136,014.30/204,021.15 = 36,174.51/x
  3. Step 3: Cross multiply
    136,014.30x = 204,021.15 × 36,174.51
  4. Step 4: Simplify right side
    136,014.30x = 7,380,365,130.89
  5. Step 5: Solve for x
    x = 7,380,365,130.89/136,014.30
  6. Step 6: Final answer
    x = 54,261.69

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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.