Home / 52,169.49-71,969.99-30,941.01

Finding the Fourth Proportional to 52,169.49, 71,969.99 and 30,941.01

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Solution

The fourth proportional to 52,169.49, 71,969.99 and 30,941.01 is: 42,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,169.49 : 71,969.99 = 30,941.01 : x
  2. Step 2: Convert to fraction form
    52,169.49/71,969.99 = 30,941.01/x
  3. Step 3: Cross multiply
    52,169.49x = 71,969.99 × 30,941.01
  4. Step 4: Simplify right side
    52,169.49x = 2,226,824,025.58
  5. Step 5: Solve for x
    x = 2,226,824,025.58/52,169.49
  6. Step 6: Final answer
    x = 42,684.41

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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.