Home / 102,250.28-153,406.68-52,365.67

Finding the Fourth Proportional to 102,250.28, 153,406.68 and 52,365.67

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Solution

The fourth proportional to 102,250.28, 153,406.68 and 52,365.67 is: 78,564.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,250.28 : 153,406.68 = 52,365.67 : x
  2. Step 2: Convert to fraction form
    102,250.28/153,406.68 = 52,365.67/x
  3. Step 3: Cross multiply
    102,250.28x = 153,406.68 × 52,365.67
  4. Step 4: Simplify right side
    102,250.28x = 8,033,244,305.54
  5. Step 5: Solve for x
    x = 8,033,244,305.54/102,250.28
  6. Step 6: Final answer
    x = 78,564.52

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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.