Home / 156,986.88-216,704.64-96,582.24

Finding the Fourth Proportional to 156,986.88, 216,704.64 and 96,582.24

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Solution

The fourth proportional to 156,986.88, 216,704.64 and 96,582.24 is: 133,322.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,986.88 : 216,704.64 = 96,582.24 : x
  2. Step 2: Convert to fraction form
    156,986.88/216,704.64 = 96,582.24/x
  3. Step 3: Cross multiply
    156,986.88x = 216,704.64 × 96,582.24
  4. Step 4: Simplify right side
    156,986.88x = 20,929,819,549.59
  5. Step 5: Solve for x
    x = 20,929,819,549.59/156,986.88
  6. Step 6: Final answer
    x = 133,322.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.