Home / 218,860.37-301,975.88-132,817.40

Finding the Fourth Proportional to 218,860.37, 301,975.88 and 132,817.40

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Solution

The fourth proportional to 218,860.37, 301,975.88 and 132,817.40 is: 183,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,860.37 : 301,975.88 = 132,817.40 : x
  2. Step 2: Convert to fraction form
    218,860.37/301,975.88 = 132,817.40/x
  3. Step 3: Cross multiply
    218,860.37x = 301,975.88 × 132,817.40
  4. Step 4: Simplify right side
    218,860.37x = 40,107,652,331.30
  5. Step 5: Solve for x
    x = 40,107,652,331.30/218,860.37
  6. Step 6: Final answer
    x = 183,256.80

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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.