Home / 170,433.56-235,199.10-98,855.96

Finding the Fourth Proportional to 170,433.56, 235,199.10 and 98,855.96

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Solution

The fourth proportional to 170,433.56, 235,199.10 and 98,855.96 is: 136,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,433.56 : 235,199.10 = 98,855.96 : x
  2. Step 2: Convert to fraction form
    170,433.56/235,199.10 = 98,855.96/x
  3. Step 3: Cross multiply
    170,433.56x = 235,199.10 × 98,855.96
  4. Step 4: Simplify right side
    170,433.56x = 23,250,832,821.64
  5. Step 5: Solve for x
    x = 23,250,832,821.64/170,433.56
  6. Step 6: Final answer
    x = 136,421.68

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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.