Home / 68,809.28-103,075.68-41,092.16

Finding the Fourth Proportional to 68,809.28, 103,075.68 and 41,092.16

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Solution

The fourth proportional to 68,809.28, 103,075.68 and 41,092.16 is: 61,555.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,809.28 : 103,075.68 = 41,092.16 : x
  2. Step 2: Convert to fraction form
    68,809.28/103,075.68 = 41,092.16/x
  3. Step 3: Cross multiply
    68,809.28x = 103,075.68 × 41,092.16
  4. Step 4: Simplify right side
    68,809.28x = 4,235,602,334.67
  5. Step 5: Solve for x
    x = 4,235,602,334.67/68,809.28
  6. Step 6: Final answer
    x = 61,555.68

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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.