Home / 108,303.93-162,357.48-49,107.31

Finding the Fourth Proportional to 108,303.93, 162,357.48 and 49,107.31

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Solution

The fourth proportional to 108,303.93, 162,357.48 and 49,107.31 is: 73,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,303.93 : 162,357.48 = 49,107.31 : x
  2. Step 2: Convert to fraction form
    108,303.93/162,357.48 = 49,107.31/x
  3. Step 3: Cross multiply
    108,303.93x = 162,357.48 × 49,107.31
  4. Step 4: Simplify right side
    108,303.93x = 7,972,939,101.18
  5. Step 5: Solve for x
    x = 7,972,939,101.18/108,303.93
  6. Step 6: Final answer
    x = 73,616.34

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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.