Home / 109,028.07-163,605.56-45,843.62

Finding the Fourth Proportional to 109,028.07, 163,605.56 and 45,843.62

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Solution

The fourth proportional to 109,028.07, 163,605.56 and 45,843.62 is: 68,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,028.07 : 163,605.56 = 45,843.62 : x
  2. Step 2: Convert to fraction form
    109,028.07/163,605.56 = 45,843.62/x
  3. Step 3: Cross multiply
    109,028.07x = 163,605.56 × 45,843.62
  4. Step 4: Simplify right side
    109,028.07x = 7,500,270,075.28
  5. Step 5: Solve for x
    x = 7,500,270,075.28/109,028.07
  6. Step 6: Final answer
    x = 68,792.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.