Home / 216,032.23-298,124.29-120,538.92

Finding the Fourth Proportional to 216,032.23, 298,124.29 and 120,538.92

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Solution

The fourth proportional to 216,032.23, 298,124.29 and 120,538.92 is: 166,343.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,032.23 : 298,124.29 = 120,538.92 : x
  2. Step 2: Convert to fraction form
    216,032.23/298,124.29 = 120,538.92/x
  3. Step 3: Cross multiply
    216,032.23x = 298,124.29 × 120,538.92
  4. Step 4: Simplify right side
    216,032.23x = 35,935,581,211.01
  5. Step 5: Solve for x
    x = 35,935,581,211.01/216,032.23
  6. Step 6: Final answer
    x = 166,343.61

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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.