Home / 216,984.86-325,247.64-98,739.24

Finding the Fourth Proportional to 216,984.86, 325,247.64 and 98,739.24

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Solution

The fourth proportional to 216,984.86, 325,247.64 and 98,739.24 is: 148,004.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,984.86 : 325,247.64 = 98,739.24 : x
  2. Step 2: Convert to fraction form
    216,984.86/325,247.64 = 98,739.24/x
  3. Step 3: Cross multiply
    216,984.86x = 325,247.64 × 98,739.24
  4. Step 4: Simplify right side
    216,984.86x = 32,114,704,785.39
  5. Step 5: Solve for x
    x = 32,114,704,785.39/216,984.86
  6. Step 6: Final answer
    x = 148,004.36

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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.