Home / 150,931.80-226,430.28-45,758.64

Finding the Fourth Proportional to 150,931.80, 226,430.28 and 45,758.64

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Solution

The fourth proportional to 150,931.80, 226,430.28 and 45,758.64 is: 68,647.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,931.80 : 226,430.28 = 45,758.64 : x
  2. Step 2: Convert to fraction form
    150,931.80/226,430.28 = 45,758.64/x
  3. Step 3: Cross multiply
    150,931.80x = 226,430.28 × 45,758.64
  4. Step 4: Simplify right side
    150,931.80x = 10,361,141,667.62
  5. Step 5: Solve for x
    x = 10,361,141,667.62/150,931.80
  6. Step 6: Final answer
    x = 68,647.84

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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.