Home / 170,749.44-235,636.32-99,132.48

Finding the Fourth Proportional to 170,749.44, 235,636.32 and 99,132.48

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Solution

The fourth proportional to 170,749.44, 235,636.32 and 99,132.48 is: 136,804.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,749.44 : 235,636.32 = 99,132.48 : x
  2. Step 2: Convert to fraction form
    170,749.44/235,636.32 = 99,132.48/x
  3. Step 3: Cross multiply
    170,749.44x = 235,636.32 × 99,132.48
  4. Step 4: Simplify right side
    170,749.44x = 23,359,212,779.67
  5. Step 5: Solve for x
    x = 23,359,212,779.67/170,749.44
  6. Step 6: Final answer
    x = 136,804.04

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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.