Home / 102,028.69-140,759.13-59,000.23

Finding the Fourth Proportional to 102,028.69, 140,759.13 and 59,000.23

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Solution

The fourth proportional to 102,028.69, 140,759.13 and 59,000.23 is: 81,396.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,028.69 : 140,759.13 = 59,000.23 : x
  2. Step 2: Convert to fraction form
    102,028.69/140,759.13 = 59,000.23/x
  3. Step 3: Cross multiply
    102,028.69x = 140,759.13 × 59,000.23
  4. Step 4: Simplify right side
    102,028.69x = 8,304,821,044.60
  5. Step 5: Solve for x
    x = 8,304,821,044.60/102,028.69
  6. Step 6: Final answer
    x = 81,396.92

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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.