Home / 108,945.94-150,337.20-61,189.96

Finding the Fourth Proportional to 108,945.94, 150,337.20 and 61,189.96

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Solution

The fourth proportional to 108,945.94, 150,337.20 and 61,189.96 is: 84,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,945.94 : 150,337.20 = 61,189.96 : x
  2. Step 2: Convert to fraction form
    108,945.94/150,337.20 = 61,189.96/x
  3. Step 3: Cross multiply
    108,945.94x = 150,337.20 × 61,189.96
  4. Step 4: Simplify right side
    108,945.94x = 9,199,127,254.51
  5. Step 5: Solve for x
    x = 9,199,127,254.51/108,945.94
  6. Step 6: Final answer
    x = 84,437.54

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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.