Home / 153,459.08-230,105.22-82,466.33

Finding the Fourth Proportional to 153,459.08, 230,105.22 and 82,466.33

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Solution

The fourth proportional to 153,459.08, 230,105.22 and 82,466.33 is: 123,654.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,459.08 : 230,105.22 = 82,466.33 : x
  2. Step 2: Convert to fraction form
    153,459.08/230,105.22 = 82,466.33/x
  3. Step 3: Cross multiply
    153,459.08x = 230,105.22 × 82,466.33
  4. Step 4: Simplify right side
    153,459.08x = 18,975,931,856.72
  5. Step 5: Solve for x
    x = 18,975,931,856.72/153,459.08
  6. Step 6: Final answer
    x = 123,654.67

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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.