Home / 189,189.18-283,968.45-156,244.86

Finding the Fourth Proportional to 189,189.18, 283,968.45 and 156,244.86

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Solution

The fourth proportional to 189,189.18, 283,968.45 and 156,244.86 is: 234,519.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,189.18 : 283,968.45 = 156,244.86 : x
  2. Step 2: Convert to fraction form
    189,189.18/283,968.45 = 156,244.86/x
  3. Step 3: Cross multiply
    189,189.18x = 283,968.45 × 156,244.86
  4. Step 4: Simplify right side
    189,189.18x = 44,368,610,714.67
  5. Step 5: Solve for x
    x = 44,368,610,714.67/189,189.18
  6. Step 6: Final answer
    x = 234,519.81

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1.5x scale

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.