Home / 255,609.12-352,741.98-148,242.81

Finding the Fourth Proportional to 255,609.12, 352,741.98 and 148,242.81

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Solution

The fourth proportional to 255,609.12, 352,741.98 and 148,242.81 is: 204,575.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,609.12 : 352,741.98 = 148,242.81 : x
  2. Step 2: Convert to fraction form
    255,609.12/352,741.98 = 148,242.81/x
  3. Step 3: Cross multiply
    255,609.12x = 352,741.98 × 148,242.81
  4. Step 4: Simplify right side
    255,609.12x = 52,291,460,556.45
  5. Step 5: Solve for x
    x = 52,291,460,556.45/255,609.12
  6. Step 6: Final answer
    x = 204,575.88

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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.