Home / 170,017.11-234,609.06-98,401.53

Finding the Fourth Proportional to 170,017.11, 234,609.06 and 98,401.53

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Solution

The fourth proportional to 170,017.11, 234,609.06 and 98,401.53 is: 135,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,017.11 : 234,609.06 = 98,401.53 : x
  2. Step 2: Convert to fraction form
    170,017.11/234,609.06 = 98,401.53/x
  3. Step 3: Cross multiply
    170,017.11x = 234,609.06 × 98,401.53
  4. Step 4: Simplify right side
    170,017.11x = 23,085,890,455.86
  5. Step 5: Solve for x
    x = 23,085,890,455.86/170,017.11
  6. Step 6: Final answer
    x = 135,785.69

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1.5x scale

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.