Home / 150,926.40-226,130.40-79,743.60

Finding the Fourth Proportional to 150,926.40, 226,130.40 and 79,743.60

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Solution

The fourth proportional to 150,926.40, 226,130.40 and 79,743.60 is: 119,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,926.40 : 226,130.40 = 79,743.60 : x
  2. Step 2: Convert to fraction form
    150,926.40/226,130.40 = 79,743.60/x
  3. Step 3: Cross multiply
    150,926.40x = 226,130.40 × 79,743.60
  4. Step 4: Simplify right side
    150,926.40x = 18,032,452,165.44
  5. Step 5: Solve for x
    x = 18,032,452,165.44/150,926.40
  6. Step 6: Final answer
    x = 119,478.45

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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.