Home / 150,890.40-226,335.60-38,570.40

Finding the Fourth Proportional to 150,890.40, 226,335.60 and 38,570.40

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Solution

The fourth proportional to 150,890.40, 226,335.60 and 38,570.40 is: 57,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,890.40 : 226,335.60 = 38,570.40 : x
  2. Step 2: Convert to fraction form
    150,890.40/226,335.60 = 38,570.40/x
  3. Step 3: Cross multiply
    150,890.40x = 226,335.60 × 38,570.40
  4. Step 4: Simplify right side
    150,890.40x = 8,729,854,626.24
  5. Step 5: Solve for x
    x = 8,729,854,626.24/150,890.40
  6. Step 6: Final answer
    x = 57,855.60

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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.