Home / 202,929.57-280,002.99-112,268.60

Finding the Fourth Proportional to 202,929.57, 280,002.99 and 112,268.60

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Solution

The fourth proportional to 202,929.57, 280,002.99 and 112,268.60 is: 154,908.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,929.57 : 280,002.99 = 112,268.60 : x
  2. Step 2: Convert to fraction form
    202,929.57/280,002.99 = 112,268.60/x
  3. Step 3: Cross multiply
    202,929.57x = 280,002.99 × 112,268.60
  4. Step 4: Simplify right side
    202,929.57x = 31,435,543,754.12
  5. Step 5: Solve for x
    x = 31,435,543,754.12/202,929.57
  6. Step 6: Final answer
    x = 154,908.64

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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.