Home / 214,559.22-296,048.61-129,681.06

Finding the Fourth Proportional to 214,559.22, 296,048.61 and 129,681.06

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Solution

The fourth proportional to 214,559.22, 296,048.61 and 129,681.06 is: 178,933.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,559.22 : 296,048.61 = 129,681.06 : x
  2. Step 2: Convert to fraction form
    214,559.22/296,048.61 = 129,681.06/x
  3. Step 3: Cross multiply
    214,559.22x = 296,048.61 × 129,681.06
  4. Step 4: Simplify right side
    214,559.22x = 38,391,897,556.33
  5. Step 5: Solve for x
    x = 38,391,897,556.33/214,559.22
  6. Step 6: Final answer
    x = 178,933.80

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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.