Home / 216,412.32-298,650.48-120,923.04

Finding the Fourth Proportional to 216,412.32, 298,650.48 and 120,923.04

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Solution

The fourth proportional to 216,412.32, 298,650.48 and 120,923.04 is: 166,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,412.32 : 298,650.48 = 120,923.04 : x
  2. Step 2: Convert to fraction form
    216,412.32/298,650.48 = 120,923.04/x
  3. Step 3: Cross multiply
    216,412.32x = 298,650.48 × 120,923.04
  4. Step 4: Simplify right side
    216,412.32x = 36,113,723,939.06
  5. Step 5: Solve for x
    x = 36,113,723,939.06/216,412.32
  6. Step 6: Final answer
    x = 166,874.62

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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.