Home / 170,269.29-234,971.69-98,690.81

Finding the Fourth Proportional to 170,269.29, 234,971.69 and 98,690.81

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Solution

The fourth proportional to 170,269.29, 234,971.69 and 98,690.81 is: 136,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,269.29 : 234,971.69 = 98,690.81 : x
  2. Step 2: Convert to fraction form
    170,269.29/234,971.69 = 98,690.81/x
  3. Step 3: Cross multiply
    170,269.29x = 234,971.69 × 98,690.81
  4. Step 4: Simplify right side
    170,269.29x = 23,189,544,744.86
  5. Step 5: Solve for x
    x = 23,189,544,744.86/170,269.29
  6. Step 6: Final answer
    x = 136,193.35

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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.