Home / 170,539.98-235,325.66-97,938.86

Finding the Fourth Proportional to 170,539.98, 235,325.66 and 97,938.86

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Solution

The fourth proportional to 170,539.98, 235,325.66 and 97,938.86 is: 135,144.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,539.98 : 235,325.66 = 97,938.86 : x
  2. Step 2: Convert to fraction form
    170,539.98/235,325.66 = 97,938.86/x
  3. Step 3: Cross multiply
    170,539.98x = 235,325.66 × 97,938.86
  4. Step 4: Simplify right side
    170,539.98x = 23,047,526,869.15
  5. Step 5: Solve for x
    x = 23,047,526,869.15/170,539.98
  6. Step 6: Final answer
    x = 135,144.42

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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.