Home / 200,114.57-276,158.02-109,470.51

Finding the Fourth Proportional to 200,114.57, 276,158.02 and 109,470.51

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Solution

The fourth proportional to 200,114.57, 276,158.02 and 109,470.51 is: 151,069.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,114.57 : 276,158.02 = 109,470.51 : x
  2. Step 2: Convert to fraction form
    200,114.57/276,158.02 = 109,470.51/x
  3. Step 3: Cross multiply
    200,114.57x = 276,158.02 × 109,470.51
  4. Step 4: Simplify right side
    200,114.57x = 30,231,159,289.99
  5. Step 5: Solve for x
    x = 30,231,159,289.99/200,114.57
  6. Step 6: Final answer
    x = 151,069.26

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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.