Home / 50,143.07-69,195.28-29,988.04

Finding the Fourth Proportional to 50,143.07, 69,195.28 and 29,988.04

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Solution

The fourth proportional to 50,143.07, 69,195.28 and 29,988.04 is: 41,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,143.07 : 69,195.28 = 29,988.04 : x
  2. Step 2: Convert to fraction form
    50,143.07/69,195.28 = 29,988.04/x
  3. Step 3: Cross multiply
    50,143.07x = 69,195.28 × 29,988.04
  4. Step 4: Simplify right side
    50,143.07x = 2,075,030,824.45
  5. Step 5: Solve for x
    x = 2,075,030,824.45/50,143.07
  6. Step 6: Final answer
    x = 41,382.21

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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.