Home / 167,388.12-230,987.30-94,779.72

Finding the Fourth Proportional to 167,388.12, 230,987.30 and 94,779.72

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Solution

The fourth proportional to 167,388.12, 230,987.30 and 94,779.72 is: 130,791.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,388.12 : 230,987.30 = 94,779.72 : x
  2. Step 2: Convert to fraction form
    167,388.12/230,987.30 = 94,779.72/x
  3. Step 3: Cross multiply
    167,388.12x = 230,987.30 × 94,779.72
  4. Step 4: Simplify right side
    167,388.12x = 21,892,911,143.66
  5. Step 5: Solve for x
    x = 21,892,911,143.66/167,388.12
  6. Step 6: Final answer
    x = 130,791.31

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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.