Home / 58,062.32-87,072.56-20,101.28

Finding the Fourth Proportional to 58,062.32, 87,072.56 and 20,101.28

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Solution

The fourth proportional to 58,062.32, 87,072.56 and 20,101.28 is: 30,144.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,062.32 : 87,072.56 = 20,101.28 : x
  2. Step 2: Convert to fraction form
    58,062.32/87,072.56 = 20,101.28/x
  3. Step 3: Cross multiply
    58,062.32x = 87,072.56 × 20,101.28
  4. Step 4: Simplify right side
    58,062.32x = 1,750,269,448.39
  5. Step 5: Solve for x
    x = 1,750,269,448.39/58,062.32
  6. Step 6: Final answer
    x = 30,144.67

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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.