Home / 58,483.23-87,642.23-45,273.75

Finding the Fourth Proportional to 58,483.23, 87,642.23 and 45,273.75

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Solution

The fourth proportional to 58,483.23, 87,642.23 and 45,273.75 is: 67,846.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,483.23 : 87,642.23 = 45,273.75 : x
  2. Step 2: Convert to fraction form
    58,483.23/87,642.23 = 45,273.75/x
  3. Step 3: Cross multiply
    58,483.23x = 87,642.23 × 45,273.75
  4. Step 4: Simplify right side
    58,483.23x = 3,967,892,184.09
  5. Step 5: Solve for x
    x = 3,967,892,184.09/58,483.23
  6. Step 6: Final answer
    x = 67,846.67

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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.