Home / 108,814.14-163,189.56-45,632.58

Finding the Fourth Proportional to 108,814.14, 163,189.56 and 45,632.58

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Solution

The fourth proportional to 108,814.14, 163,189.56 and 45,632.58 is: 68,435.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,814.14 : 163,189.56 = 45,632.58 : x
  2. Step 2: Convert to fraction form
    108,814.14/163,189.56 = 45,632.58/x
  3. Step 3: Cross multiply
    108,814.14x = 163,189.56 × 45,632.58
  4. Step 4: Simplify right side
    108,814.14x = 7,446,760,651.86
  5. Step 5: Solve for x
    x = 7,446,760,651.86/108,814.14
  6. Step 6: Final answer
    x = 68,435.60

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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.