Home / 173,427.90-259,984.08-66,743.82

Finding the Fourth Proportional to 173,427.90, 259,984.08 and 66,743.82

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Solution

The fourth proportional to 173,427.90, 259,984.08 and 66,743.82 is: 100,055.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,427.90 : 259,984.08 = 66,743.82 : x
  2. Step 2: Convert to fraction form
    173,427.90/259,984.08 = 66,743.82/x
  3. Step 3: Cross multiply
    173,427.90x = 259,984.08 × 66,743.82
  4. Step 4: Simplify right side
    173,427.90x = 17,352,330,638.39
  5. Step 5: Solve for x
    x = 17,352,330,638.39/173,427.90
  6. Step 6: Final answer
    x = 100,055.01

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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.