Home / 108,969.04-163,441.40-37,879.40

Finding the Fourth Proportional to 108,969.04, 163,441.40 and 37,879.40

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Solution

The fourth proportional to 108,969.04, 163,441.40 and 37,879.40 is: 56,814.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,969.04 : 163,441.40 = 37,879.40 : x
  2. Step 2: Convert to fraction form
    108,969.04/163,441.40 = 37,879.40/x
  3. Step 3: Cross multiply
    108,969.04x = 163,441.40 × 37,879.40
  4. Step 4: Simplify right side
    108,969.04x = 6,191,062,167.16
  5. Step 5: Solve for x
    x = 6,191,062,167.16/108,969.04
  6. Step 6: Final answer
    x = 56,814.87

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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.