Home / 216,132.21-324,214.71-58,358.37

Finding the Fourth Proportional to 216,132.21, 324,214.71 and 58,358.37

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Solution

The fourth proportional to 216,132.21, 324,214.71 and 58,358.37 is: 87,541.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,132.21 : 324,214.71 = 58,358.37 : x
  2. Step 2: Convert to fraction form
    216,132.21/324,214.71 = 58,358.37/x
  3. Step 3: Cross multiply
    216,132.21x = 324,214.71 × 58,358.37
  4. Step 4: Simplify right side
    216,132.21x = 18,920,642,005.62
  5. Step 5: Solve for x
    x = 18,920,642,005.62/216,132.21
  6. Step 6: Final answer
    x = 87,541.98

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1.5x scale

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.