Home / 156,884.96-216,556.80-93,222.38

Finding the Fourth Proportional to 156,884.96, 216,556.80 and 93,222.38

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Solution

The fourth proportional to 156,884.96, 216,556.80 and 93,222.38 is: 128,679.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,884.96 : 216,556.80 = 93,222.38 : x
  2. Step 2: Convert to fraction form
    156,884.96/216,556.80 = 93,222.38/x
  3. Step 3: Cross multiply
    156,884.96x = 216,556.80 × 93,222.38
  4. Step 4: Simplify right side
    156,884.96x = 20,187,940,301.18
  5. Step 5: Solve for x
    x = 20,187,940,301.18/156,884.96
  6. Step 6: Final answer
    x = 128,679.90

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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.