Home / 168,742.23-232,888.05-103,370.06

Finding the Fourth Proportional to 168,742.23, 232,888.05 and 103,370.06

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Solution

The fourth proportional to 168,742.23, 232,888.05 and 103,370.06 is: 142,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,742.23 : 232,888.05 = 103,370.06 : x
  2. Step 2: Convert to fraction form
    168,742.23/232,888.05 = 103,370.06/x
  3. Step 3: Cross multiply
    168,742.23x = 232,888.05 × 103,370.06
  4. Step 4: Simplify right side
    168,742.23x = 24,073,652,284.00
  5. Step 5: Solve for x
    x = 24,073,652,284.00/168,742.23
  6. Step 6: Final answer
    x = 142,665.25

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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.